personality test\nface-up/face-down prediction of number of cards, weird, cato related, personality type presentation\nbob hummer\npersonality test\nbob hummer
1945
3 pets Bob Hummer
Personality Test
face-up/face-down prediction of number of cards, weird, CATO related, personality type presentation
hummer's 18 card mystery\nspectator takes eighteen cards and turns over the top two cards and cuts the pile, that step is repeated as often as he likes, then the performer takes the cards behind his back and divines the amount of reversed cards, see collected secrets for links to variations\nbob hummer\nhummer's 18 card mystery\nbob hummer
1946
face up face down mysteries Bob Hummer
Hummer's 18 Card Mystery
spectator takes eighteen cards and turns over the top two cards and cuts the pile, that step is repeated as often as he likes, then the performer takes the cards behind his back and divines the amount of reversed cards, see Collected Secrets for links to variations
hummer's swindle\nspectator takes sixteen cards and turns over the top two cards and cuts the pile behind his back, that step is repeated as often as he likes, then the performer takes the cards behind his back and without looking reverses all cards back in order\nbob hummer\nhummer's swindle\nbob hummer
1946
face up face down mysteries Bob Hummer
Hummer's Swindle
spectator takes sixteen cards and turns over the top two cards and cuts the pile behind his back, that step is repeated as often as he likes, then the performer takes the cards behind his back and without looking reverses all cards back in order
the lonely card\ncato routine, cards turned face up, performer takes packet behind back and reverses all cards except selection\nbob hummer\nthe lonely card\nbob hummer\nreturn of the lonely card\npeter duffie\nrobin robertson
1946
face up face down mysteries Bob Hummer
The Lonely Card
CATO routine, cards turned face up, performer takes packet behind back and reverses all cards except selection
the little moonies\ncato routine, cards with moon faces printed on them, one way they are smiling held the other way the are sad, spectator marks two cards on the pack and cuts them in the deck, performer takes cards behind back, all moons are in smiling orientation except marked two\nbob hummer\nthe little moonies\nbob hummer\nthe little moonies\nbob hummer
1946
face up face down mysteries Bob Hummer
The Little Moonies
CATO routine, cards with moon faces printed on them, one way they are smiling held the other way the are sad, spectator marks two cards on the pack and cuts them in the deck, performer takes cards behind back, all moons are in smiling orientation except marked two
color scheme\nno. 47, cards mixed face up/down, spectator separates face up/down, as well as red/black\noscar weigle\ncolor scheme\noscar weigle\nstill scheming\npeter duffie
1950
scarne on card tricks Oscar Weigle
Color Scheme
No. 47, Cards mixed face up/down, spectator separates face up/down, as well as red/black
hummer's reversal mystery\ncato trick, magician can name correctly number of face up cards after cut and turn over procedure. oscar weigle variation: colors are also separated\nbob hummer\noscar weigle\nthe little moonies\nbob hummer\nstitches in time\nstephen tucker
1956
mathematics, magic and mystery Bob Hummer, Oscar Weigle
Hummer's Reversal Mystery
CATO trick, magician can name correctly number of face up cards after cut and turn over procedure. Oscar Weigle variation: colors are also separated
the little moonies\ncato trick, uses cards with drawing of either smiling/frowning face. two cards are marked on the back and after mixing, shown to be the only ones frowning while other cards are smiling\nbob hummer\nthe little moonies\nbob hummer\nhummer's reversal mystery\nbob hummer\noscar weigle
1956
mathematics, magic and mystery Bob Hummer
The Little Moonies
CATO trick, uses cards with drawing of either smiling/frowning face. Two cards are marked on the back and after mixing, shown to be the only ones frowning while other cards are smiling
hummer addition\nspectator reverses some cards, below table magician reverses more so named total is achieved, as kicker all are one color\nharry lorayne\nface up prediction\nbob hummer
1965
my favorite card tricks Harry Lorayne
Hummer Addition
spectator reverses some cards, below table magician reverses more so named total is achieved, as kicker all are one color
all but one\ncato red black separation routine, p. 241 for further reference\nrobert page\np. 240 for variation by walter setty\nthe lonely card\nbob hummer
1968
the pallbearers review vol. 1-4 Robert Page
All But One
CATO red black separation routine, p. 241 for further reference
paradox papers\npaper with numbers in a 4x4 grid is folded into small square, edges cut off, then all even numbers are one way and the odds another, application with cards, steve shimm suggestion, tapestry handling, see also p. 521 for gene nielson handling, h. e. dudeney\nmartin gardner\nhenry dudeny puzzle from "modern puzzles" (1926)\nnews test\nedmund rowland\nparadox papers\nmartin gardner\nwraparound\nkarl fulves\nfoldover notes\nkarl fulves\npaper folding note\nkarl fulves\nparadox redux\nphilip t. goldstein\nfolding numbers\njack avis\nthe core\npit hartling\ndisparity\nramón riobóo
1971
the pallbearers review vol. 5-8 Martin Gardner
Paradox Papers
paper with numbers in a 4x4 grid is folded into small square, edges cut off, then all even numbers are one way and the odds another, application with cards, Steve Shimm suggestion, tapestry handling, see also p. 521 for Gene Nielson handling, H. E. Dudeney
hummer - 4\nfour cards mixed face up face down by spectator, values of face up cards predicted, cato\ncharles hudson\nnumber hummer\nrobert e. neale
1972
epilogue Charles Hudson
Hummer - 4
four cards mixed face up face down by spectator, values of face up cards predicted, CATO
number hummer\nfour cards mixed face up face down by spectator, values of face up cards divined or predicted\nrobert e. neale\n"baby hummer" (charles hudson, linking ring)\nhummer - 4\ncharles hudson\ntoddler\nphilip t. goldstein\nrobert e. neale
1973
the pallbearers review vol. 5-8 Robert E. Neale
Number Hummer
four cards mixed face up face down by spectator, values of face up cards divined or predicted
type casting\nface-up/face-down prediction of number of cards, weird, cato related\nkarl fulves\n5-4\nkarl fulves\npersonality test\nbob hummer
1979
four color problems Karl Fulves
Type Casting
face-up/face-down prediction of number of cards, weird, CATO related
lone impromptu\ncards mixed face-up and face-down, performer rightens them behind back except for selection\nkarl fulves\nthe lonely card\nbob hummer
1980
color quik Karl Fulves
Lone Impromptu
cards mixed face-up and face-down, performer rightens them behind back except for selection
hummer's 18 card mystery\nspectator takes eighteen cards and turns over the top two cards and cuts the pile, that step is repeated as often as he likes, then the performer takes the cards behind his back and divines the amount of reversed cards\nbob hummer\nhummer's 18 card mystery\nbob hummer\nstill scheming\npeter duffie\ninformant\nkarl fulves\n37 threes\nkarl fulves\nthe rule for red\nkarl fulves
1980
bob hummer's collected secrets Bob Hummer
Hummer's 18 Card Mystery
spectator takes eighteen cards and turns over the top two cards and cuts the pile, that step is repeated as often as he likes, then the performer takes the cards behind his back and divines the amount of reversed cards
hummer's swindle\nspectator takes sixteen cards and turns over the top two cards and cuts the pile behind his back, that step is repeated as often as he likes, then the performer takes the cards behind his back and without looking reverses all cards back in order\nbob hummer\nhummer's swindle\nbob hummer
1980
bob hummer's collected secrets Bob Hummer
Hummer's Swindle
spectator takes sixteen cards and turns over the top two cards and cuts the pile behind his back, that step is repeated as often as he likes, then the performer takes the cards behind his back and without looking reverses all cards back in order
the lonely card\ncato routine, cards turned face up, performer takes packet behind back and reverses all cards except selection\nbob hummer\nthe lonely card\nbob hummer\nall but one\nrobert page\nlone impromptu\nkarl fulves
1980
bob hummer's collected secrets Bob Hummer
The Lonely Card
CATO routine, cards turned face up, performer takes packet behind back and reverses all cards except selection
the little moonies\ncato routine, cards with moon faces printed on them, one way they are smiling held the other way the are sad, spectator marks two cards on the pack and cuts them in the deck, performer takes cards behind back, all moons are in smiling orientation except marked two\nbob hummer\nthe little moonies\nbob hummer
1980
bob hummer's collected secrets Bob Hummer
The Little Moonies
CATO routine, cards with moon faces printed on them, one way they are smiling held the other way the are sad, spectator marks two cards on the pack and cuts them in the deck, performer takes cards behind back, all moons are in smiling orientation except marked two
personality test\nface-up/face-down prediction of number of cards, weird, cato related, personality type presentation\nbob hummer\npersonality test\nbob hummer\ntype casting\nkarl fulves\ntriple humdinger\npeter duffie
1980
bob hummer's collected secrets Bob Hummer
Personality Test
face-up/face-down prediction of number of cards, weird, CATO related, personality type presentation
sum hummer\nace to ten packet, mixed face up and down by spectator, number of reversed cards and their total predicted, cato principle\ncharles hudson\na couple of pages\nharry lorayne\nsum hummer explored\nrichard vollmer
1982
best of friends Charles Hudson
Sum Hummer
Ace to Ten packet, mixed face up and down by spectator, number of reversed cards and their total predicted, CATO principle
the royal computer\nkings and queens are given to spectator for cato procedure, two card turned over, two previous selections\ncharles hudson\nspur of the moment\nharry lorayne
1982
best of friends Charles Hudson
The Royal Computer
Kings and Queens are given to spectator for CATO procedure, two card turned over, two previous selections
the dating game\nno. 3, spectator turns cards over, at the end only a king-queen pair is face-up\nkarl fulves\nodd color out\nkarl fulves
1984
more self-working card tricks Karl Fulves
The Dating Game
No. 3, spectator turns cards over, at the end only a King-Queen pair is face-up
odd color out\nno. 19, cards shuffled face-up/face-down via cato by spectator, two selections made, performer handles cards and all face-up cards are red with a black selection and vice versa\nkarl fulves\nthe dating game\nkarl fulves
1984
more self-working card tricks Karl Fulves
Odd Color Out
No. 19, cards shuffled face-up/face-down via CATO by spectator, two selections made, performer handles cards and all face-up cards are red with a black selection and vice versa
clubbed\nin one half selection turns over, in other half all cards from the same suit are found reversed\naldo colombini
1985
the trapdoor — volume one Aldo Colombini
Clubbed
in one half selection turns over, in other half all cards from the same suit are found reversed
paradox papers\nno. 9, paper with numbers in a 4x4 grid is folded into small square, edges cut off, then all even numbers are one way and the odds another, application with card values on paper or card layout (chosen card turned over is only odd-colored at the end)\nmartin gardner\nparadox papers\nmartin gardner
1985
self-working paper magic Martin Gardner
Paradox Papers
No. 9, paper with numbers in a 4x4 grid is folded into small square, edges cut off, then all even numbers are one way and the odds another, application with card values on paper or card layout (chosen card turned over is only odd-colored at the end)
toddler\npacket mixed face-up/face-down, values added up is force number\nphilip t. goldstein\nrobert e. neale\n"baby hummer" (charles hudson, linking ring)\nnumber hummer\nrobert e. neale
1989
fifth Philip T. Goldstein, Robert E. Neale
Toddler
packet mixed face-up/face-down, values added up is force number
parity prophet\ncards dealt in pairs, one turned over, again dealt in pairs, cards on both side of reversed card are mates or predicted, gemini twins relation\nkarl fulves
1993
rigmarole Karl Fulves
Parity Prophet
cards dealt in pairs, one turned over, again dealt in pairs, cards on both side of reversed card are mates or predicted, Gemini Twins relation
principles and deceptions\n"an easy trip through the arithmetical principles of card magic - part 4"
- two unique principles of bob hummer
- principle one
- principle two (cato)\npeter duffie
1993
profile Peter Duffie
Principles and Deceptions
"An Easy Trip Through The Arithmetical Principles Of Card Magic - Part 4"
basic hummer\nfour cards, selection is only one reversed after some procedure\n unknown\n"baby hummer" (charles hudson, linking ring)\nbasic hummer\n unknown
1993
card file
Unknown
Basic Hummer
four cards, selection is only one reversed after some procedure
beyond hummer\nfour cards, selection is only one reversed after some procedure\npersi diaconis\nbeyond hummer\npersi diaconis
1993
card file Persi Diaconis
Beyond Hummer
four cards, selection is only one reversed after some procedure
day one\ndate chosen by choosing some face-up and face-down cards from grid layout, looked up in diary, card noted there predicted, tapestry\nkarl fulves\nthree card tricks\nmel bennett
1994
crooked tales Karl Fulves
Day One
date chosen by choosing some face-up and face-down cards from grid layout, looked up in diary, card noted there predicted, tapestry
moves and removes\nmarker moved on 3x3 layout, final card predicted, with 4x4 "sixteen card version" on p. 30\nsimon aronson\nmartin gardner presents (1993), p. 149
1995
simply simon Simon Aronson
Moves and Removes
marker moved on 3x3 layout, final card predicted, with 4x4 "Sixteen Card Version" on p. 30
still scheming\nplay it straight triumph type of effect with cato procedure, use half a deck\npeter duffie\ncolor scheme\noscar weigle\nhummer's 18 card mystery\nbob hummer
1997
effortless card magic Peter Duffie
Still Scheming
Play it Straight Triumph type of effect with CATO procedure, use half a deck
paradox redux\n"dot com - tricks and stunts with numbers"
tapestry parity principle, credit information, 4x4 number matrix, 19 or 61\nphilip t. goldstein\nparadox papers\nmartin gardner
1998
the fine print Philip T. Goldstein
Paradox Redux
"Dot Com - Tricks and stunts with numbers"
tapestry parity principle, credit information, 4x4 number matrix, 19 or 61
cut-rate hummer\n"dot com - tricks and stunts with numbers"
twenty cards spread, about five are reversed, spectator remembers one and turns it over, something done behind back by performer, selection located and other reversed cards are now aces\nkarl fulves\nhofzinser + math\nkarl fulves
1998
the fine print Karl Fulves
Cut-Rate Hummer
"Dot Com - Tricks and stunts with numbers"
twenty cards spread, about five are reversed, spectator remembers one and turns it over, something done behind back by performer, selection located and other reversed cards are now Aces
intuitive\ncards with colored spots and numbers, some selected, a prediction is matched\npeter duffie\ntriple humdinger\npeter duffie
1998
five times five — scotland Peter Duffie
Intuitive
cards with colored spots and numbers, some selected, a prediction is matched
letter perfect\nspectator mixes stack of alphabet cards face up/down, the face down cards spell his/her name\ndavid regal
1999
close-up & personal David Regal
Letter Perfect
Spectator mixes stack of alphabet cards face up/down, the face down cards spell his/her name
37 threes\n"dot com - tricks and stunts with numbers"
small packet, spectator cuts and turns over pairs, then two red threes are only reversed cards, comedy prediction is shown to fit\nkarl fulves\nhummer's 18 card mystery\nbob hummer\ninformant\nkarl fulves
1999
the fine print Karl Fulves
37 Threes
"Dot Com - Tricks and stunts with numbers"
small packet, spectator cuts and turns over pairs, then two red Threes are only reversed cards, comedy prediction is shown to fit
basic hummer\nbaby hummer, four cards flipped face up and down, end with selection being the only one reversed.\n unknown\nbasic hummer\n unknown\nbaby hummer\ncharles hudson
1999
cunning card miracles
Unknown
Basic Hummer
Baby Hummer, four cards flipped face up and down, end with selection being the only one reversed.
hummer - odd back\nbasic hummer, but selected card is reversed and also odd-backed\ntom craven\nhummer - odd back\ntom craven
1999
cunning card miracles Tom Craven
Hummer - Odd Back
Basic Hummer, but selected card is reversed and also odd-backed
hofzinser + math\naces shuffled reversed into packet, another card chosen, face-up/face-down mix, all cards right except a chosen ace but selection instead\nkarl fulves\n"automatic ace triumph" (kuniyasu fujiwara, genii, may 2000)\ncut-rate hummer\nkarl fulves\nsurprise ace triumph\nreinhard müller
2000
latter day secrets Karl Fulves
Hofzinser + Math
Aces shuffled reversed into packet, another card chosen, face-up/face-down mix, all cards right except a chosen Ace but selection instead
symmetry\ncomment on the fujiwara effect, two card location\nkarl fulves\n"automatic ace triumph" (kuniyasu fujiwara, genii, may 2000)
2000
latter day secrets Karl Fulves
Symmetry
comment on the Fujiwara effect, two card location
Inspired by
"Automatic Ace Triumph" (Kuniyasu Fujiwara, Genii, May 2000)
hummer clean-up\nfour cards, selection is only one reversed after some procedure\ntom craven\n"baby hummer" (charles hudson, linking ring)\nhummer clean-up\ntom craven
2000
card file two Tom Craven
Hummer Clean-Up
four cards, selection is only one reversed after some procedure
tomorrow's card\nno. 47, eight cards shuffled face-up/face-down, number of reversed cards and their identity predicted\nkarl fulves\n"baby hummer" (charles hudson, linking ring)
2001
new self-working card tricks Karl Fulves
Tomorrow's Card
No. 47, eight cards shuffled face-up/face-down, number of reversed cards and their identity predicted
psychic map\nno. 69, fifteen cards in matrix layout on table, some are turned over, covered with newspaper, performer reaches underneath and adjusts, when newspaper is removed all face-up cards are red and vice versa\nkarl fulves\nbob hummer
2001
new self-working card tricks Karl Fulves, Bob Hummer
Psychic Map
No. 69, fifteen cards in matrix layout on table, some are turned over, covered with newspaper, performer reaches underneath and adjusts, when newspaper is removed all face-up cards are red and vice versa
darn! i couldn't...\nfour tens on table, three cards on each, cato ("leave or reverse"), aces are only cards reversed cards in the end\nharry lorayne\n"automatic ace triumph" (kuniyasu fujiwara, genii, may 2000)\nincredible flush control\nharry lorayne
2001
personal collection Harry Lorayne
Darn! I Couldn't...
four Tens on table, three cards on each, CATO ("leave or reverse"), Aces are only cards reversed cards in the end
Related to
"Automatic Ace Triumph" (Kuniyasu Fujiwara, Genii, May 2000)
a couple of pages\nsixteen cards mixed face up and down by spectator, number of reversed cards and their total predicted\nharry lorayne\nsum hummer\ncharles hudson
2001
personal collection Harry Lorayne
A Couple of Pages
sixteen cards mixed face up and down by spectator, number of reversed cards and their total predicted
symbiotic\nsixteen cards shuffled face-up/face-down, aces are only cards reversed at the end, faro\nharry lorayne
2001
personal collection Harry Lorayne
Symbiotic
sixteen cards shuffled face-up/face-down, Aces are only cards reversed at the end, faro
spur of the moment\ntwo selections are only reversed cards in packet after cato procedure\nharry lorayne\nthe royal computer\ncharles hudson
2001
personal collection Harry Lorayne
Spur of the Moment
two selections are only reversed cards in packet after CATO procedure
another moment\ncato procedure with twelve-card packet, reversed cards at end are known, or total predicted, or...\nharry lorayne
2001
personal collection Harry Lorayne
Another Moment
CATO procedure with twelve-card packet, reversed cards at end are known, or total predicted, or...
triple humdinger\nface-up/face-down prediction of number of cards in packet, three predictions\npeter duffie\npersonality test\nbob hummer\nintuitive\npeter duffie
2001
cards by all means Peter Duffie
Triple Humdinger
face-up/face-down prediction of number of cards in packet, three predictions
automatic poker\nten cards are "mixed" by spectator, then red-black separated or poker deal, pseudo-cato\njim steinmeyer\nchapter 11 - pseudo-cato\npeter duffie\nrobin robertson\ndeal three\njim steinmeyer
2002
impuzzibilities Jim Steinmeyer
Automatic Poker
ten cards are "mixed" by spectator, then red-black separated or poker deal, Pseudo-CATO
the rule for red\ndifferent handling than cato, switching two cards\nkarl fulves\nhummer's 18 card mystery\nbob hummer
2002
latter day secrets Karl Fulves
thought process\nselection ends up reversed in packet\npeter duffie\nrobin robertson\ncato by numbers\nroy walton
2003
card conspiracy — vol. 1 Peter Duffie, Robin Robertson
cato gets married\nkings and queens, in the end a matching pair ends up reversed\npeter duffie\nrobin robertson\ncato by numbers\nroy walton\ncato gets married - again\npeter duffie\nrobin robertson
2003
card conspiracy — vol. 1 Peter Duffie, Robin Robertson
CATO Gets Married
Kings and Queens, in the end a matching pair ends up reversed
hummer plays poker\npacket mixed via cato, royal flush shows up at the end\npeter duffie\nrobin robertson\nremote control poker\npeter duffie\nrobin robertson\ntwo for the road\npeter duffie\nrobin robertson
2003
card conspiracy — vol. 1 Peter Duffie, Robin Robertson
Hummer Plays Poker
packet mixed via CATO, Royal Flush shows up at the end
remote control poker\nroyal flush shows up at the end\npeter duffie\nrobin robertson\nhummer plays poker\npeter duffie\nrobin robertson\ntwo for the road\npeter duffie\nrobin robertson
2003
card conspiracy — vol. 1 Peter Duffie, Robin Robertson
degrees of freedom\ncato, koenig's tapestry, combo to produce royal flush\njohn bannon\nfolded discovery\ndavid solomon
2004
dear mr. fantasy John Bannon
Degrees Of Freedom
CATO, Koenig's Tapestry, combo to produce royal flush
perfect strangers\ncato, koenig's tapestry, prediction combo with rainbow packet\njohn bannon\nimperfect strangers\nrobin robertson\nstrange but perfect\njerry k. hartman
2004
dear mr. fantasy John Bannon
Perfect Strangers
CATO, Koenig's Tapestry, prediction combo with rainbow packet
postcards prediction\ncato, koenig's tapestry, prediction combo with postcards instead of playing cards\nwilliam goodwin
2004
dear mr. fantasy William Goodwin
Postcards Prediction
CATO, Koenig's Tapestry, prediction combo with postcards instead of playing cards
the works\nexplanation of cato principle and the koenig's tapestry fold (dudeney folding)
- first principles
- isolating target cards
- rlues of engagement
- the folding phase\njohn bannon\ndisparity\nramón riobóo
2004
dear mr. fantasy John Bannon
The Works
explanation of CATO principle and the Koenig's Tapestry fold (Dudeney Folding)
chapter 11 - pseudo-cato\nintro, cato with turning three instead of two cards over, "cato preserves the face-up/face-down orientation while mixingthe positions. in contrast, pseudo-cato preserves the relative odd/even alternating positions while mixing their face-up/face-down orientation."\npeter duffie\nrobin robertson\nautomatic poker\njim steinmeyer
2004
diamonds from coal Peter Duffie, Robin Robertson
Chapter 11 - Pseudo-CATO
intro, CATO with turning three instead of two cards over, "CATO preserves the face-up/face-down orientation while mixingthe positions. In contrast, Pseudo-CATO preserves the relative odd/even alternating positions while mixing their face-up/face-down orientation."
guessing colors\nselection ends up in odd-colored pile, pseudo-cato\npeter duffie\nrobin robertson
2004
diamonds from coal Peter Duffie, Robin Robertson
Guessing Colors
selection ends up in odd-colored pile, pseudo-CATO
moving colors\npacket, two selections (one red, one black) end up in odd-colored pile, pseudo-cato\npeter duffie\nrobin robertson
2004
diamonds from coal Peter Duffie, Robin Robertson
Moving Colors
packet, two selections (one red, one black) end up in odd-colored pile, pseudo-CATO
uncertain separation\nafter some mixing the cards are eventually sorted either red/black or picture/spots, pseudo-cato\npeter duffie\nrobin robertson\nindeterminate conclusion\npeter duffie\nrobin robertson
2004
diamonds from coal Peter Duffie, Robin Robertson
Uncertain Separation
after some mixing the cards are eventually sorted either red/black or picture/spots, pseudo-CATO
indeterminate conclusion\nsame with two selections ending up in opposite group, pseudo-cato\npeter duffie\nrobin robertson\nuncertain separation\npeter duffie\nrobin robertson
2004
diamonds from coal Peter Duffie, Robin Robertson
Indeterminate Conclusion
same with two selections ending up in opposite group, pseudo-CATO
tapgac\n"turn any pairs, gather and cut", alternative way of doing hummer's cato
- the tapgac fix
- end notes\npeter duffie\nrobin robertson
2004
diamonds from coal Peter Duffie, Robin Robertson
TAPGAC
"Turn any Pairs, Gather and Cut", alternative way of doing Hummer's CATO
the royal clans\nred-black separation with procedure and picture cards, using tapgac\npeter duffie\nrobin robertson
2004
diamonds from coal Peter Duffie, Robin Robertson
The Royal Clans
red-black separation with procedure and picture cards, using TAPGAC
return of the lonely card\nall reversed except selection after mixing process, using tapgac\npeter duffie\nrobin robertson\nthe lonely card\nbob hummer
2004
diamonds from coal Peter Duffie, Robin Robertson
Return of the Lonely Card
all reversed except selection after mixing process, using TAPGAC
princes and peasants\nred-black separation with procedure, using tapgac\npeter duffie\nrobin robertson
2004
diamonds from coal Peter Duffie, Robin Robertson
deduction production\nselection and rest of four-of-a-kind eventually found, using tapgac\npeter duffie\nrobin robertson
2004
diamonds from coal Peter Duffie, Robin Robertson
Deduction Production
selection and rest of four-of-a-kind eventually found, using TAPGAC
two for the road\nafter packet mixing process only five cards are face-up - a previously selected poker hand, then fulves's riffle shuffle control after which position of first selection is announced, second stabbed to
- phase i: tapgac poker
- phase ii: riffle shuffle bored\npeter duffie\nrobin robertson\n"automatic ace triumph" (kunyasu fujiwara, genii, may 2000)\nhummer plays poker\npeter duffie\nrobin robertson\nremote control poker\npeter duffie\nrobin robertson
2004
diamonds from coal Peter Duffie, Robin Robertson
Two for the Road
after packet mixing process only five cards are face-up - a previously selected poker hand, then Fulves's Riffle Shuffle Control after which position of first selection is announced, second stabbed to
Phase I: TAPGAC Poker
Phase II: Riffle Shuffle Bored
Inspired by
"Automatic Ace Triumph" (Kunyasu Fujiwara, Genii, May 2000)
sum hummer explored\npacket mixed face up and down by spectator, number of reversed cards and their total predicted, cato principle\nrichard vollmer\nsum hummer\ncharles hudson\nsum hummer explored\nharry lorayne\nrichard vollmer
2007
best of friends — volume iii Richard Vollmer
Sum Hummer Explored
packet mixed face up and down by spectator, number of reversed cards and their total predicted, CATO principle
outdoing "hummer outdone"\ntwenty cards shuffled face-up/face-down with cato under table by spectator, one remembered, performer rights all except selection under the table, ten double facers\ndavid solomon
2007
the wisdom of solomon David Solomon
Outdoing "Hummer Outdone"
twenty cards shuffled face-up/face-down with CATO under table by spectator, one remembered, performer rights all except selection under the table, ten double facers
mathematics in the air\nchapter intro that describes the cato principle and the mathematics behind it, along with tricks\npersi diaconis\nron graham\nbaby hummer\ncharles hudson\nhummer's ten card mystery\nbob hummer
2012
magical mathematics Persi Diaconis, Ron Graham
Mathematics in the Air
Chapter intro that describes the CATO Principle and the mathematics behind it, along with tricks
baby hummer\nused to demonstrate the cato principle, uses four cards\ncharles hudson\nbasic hummer\n unknown\nmathematics in the air\npersi diaconis\nron graham
2012
magical mathematics Charles Hudson
Baby Hummer
Used to demonstrate the CATO principle, uses four cards
hummer's ten card mystery\noriginal use of the cato principle, based on the 18 card mystery in the original manuscript, magician can name how many face up cards there are after mixing it up\nbob hummer\n"18 card mystery" (bob hummer, face-up / face-down mysteries, 1942)\nmathematics in the air\npersi diaconis\nron graham
2012
magical mathematics Bob Hummer
Hummer's Ten Card Mystery
Original use of the CATO Principle, based on the 18 Card Mystery in the original manuscript, magician can name how many face up cards there are after mixing it up
royal hummer\ncards are mixed face up and face down haphazardly, later all cards are face down except a royal flush\nsteve freeman\nback to magic\npersi diaconis\nron graham
2012
magical mathematics Steve Freeman
Royal Hummer
Cards are mixed face up and face down haphazardly, later all cards are face down except a royal flush
back to magic\nend of chapter, describes steve's own variation on steve freeman's handling of royal hummer\npersi diaconis\nron graham\nroyal hummer\nsteve freeman
2012
magical mathematics Persi Diaconis, Ron Graham
Back to Magic
End of chapter, describes Steve's own variation on Steve Freeman's handling of Royal Hummer
disparity\nupdated handling of the dudeney parity principle. cards are dealt into a grid on the table as directed by the audience. the cards are reassembled by folding rows and columns onto each other - again controlled by the audience - yet the selections are found reversed in the packet.\nramón riobóo\nparadox papers\nmartin gardner\nthe works\njohn bannon
2015
semi-automatic card tricks — volume 10 Ramón Riobóo
Disparity
Updated handling of the Dudeney Parity Principle. Cards are dealt into a grid on the table as directed by the audience. The cards are reassembled by folding rows and columns onto each other - again controlled by the audience - yet the selections are found reversed in the packet.
matsunoma principle\nprocedure which allows you to perform the petal force by mitsunobu matsuyama without a down-under deal.\nlewis jones\npat hand\nsteve beam
2015
semi-automatic card tricks — volume 9 Lewis Jones
MatsuNOma Principle
Procedure which allows you to perform the petal force by Mitsunobu Matsuyama without a down-under deal.
the top-level test\ntwenty cards mixed face-up and face-down including a royal flush, royal flush is only face-up cards\nharry lorayne\n"really!" (harry lorayne, lecture notes)\nanother top-level test\nharry lorayne
2015
jawdroppers! Harry Lorayne
The Top-Level Test
twenty cards mixed face-up and face-down including a Royal Flush, Royal Flush is only face-up cards
incredible flush control\ndiamond royal flush mixed in twenty-card packet, cato procedure, at the end the royal flush in spades is reversed\nharry lorayne\ndarn! i couldn't...\nharry lorayne
2015
jawdroppers! Harry Lorayne
Incredible Flush Control
diamond Royal Flush mixed in twenty-card packet, CATO procedure, at the end the Royal Flush in Spades is reversed
sum hummer explored\npacket mixed face up and down by spectator, number of reversed cards and their total predicted, cato principle\nharry lorayne\nrichard vollmer\nsum hummer explored\nrichard vollmer
2017
jawdroppers! two Harry Lorayne, Richard Vollmer
Sum Hummer Explored
packet mixed face up and down by spectator, number of reversed cards and their total predicted, CATO principle
three new toacs\ntoac = turn over and cut, all with twelve-card packet
- prediction
- one to twelve (named value of a suit only reversed at end)
- incredible 2-card location\nharry lorayne
2017
jawdroppers! two Harry Lorayne
Three New TOACS
TOAC = Turn Over And Cut, all with twelve-card packet
Prediction
One To Twelve (named value of a suit only reversed at end)
"that's impossible!"\nonly four aces reversed after cato procedure with sixteen cards\nharry lorayne\n"really!" (harry lorayne, lecture notes)
2017
jawdroppers! two Harry Lorayne
"That's Impossible!"
only four Aces reversed after CATO procedure with sixteen cards
eight/great - nine/fine\n- one of eight-card packet remembered (force), found with cato
- one of nine-card packet remembered, found with reverse faros\nharry lorayne
2017
jawdroppers! two Harry Lorayne
Eight/Great - Nine/Fine
one of eight-card packet remembered (force), found with CATO
one of nine-card packet remembered, found with reverse faros
folded discovery\n4x4 matrix layout, folding tapestry, all of one color end up reversed except selection\ndavid solomon\ndegrees of freedom\njohn bannon
2018
solomon's secrets David Solomon
Folded Discovery
4x4 matrix layout, folding tapestry, all of one color end up reversed except selection
really!\nfour-of-a-kind ends up reversed after cato/toac procedure\nharry lorayne\n"really!" (harry lorayne, lecture notes)
2018
and finally! Harry Lorayne
Really!
four-of-a-kind ends up reversed after CATO/TOAC procedure