3 entries in Ball / Floatation / Miscellaneous
  
Creators Title Comments & References Source Page Categories
H. F. C. Suhr Die Aufhebung der Schwerkraft metal ball with holes through it, slipped onto glass rod and floats up and down on it
Related to Der Zauberspiegel (Vol. 3 No. 10) 151
Karl Fulves Zero Gee Lunaball (scientific toy), light metal sphere with magnetic outer surface, close-up levitation
Related to The Pallbearers Review Vol. 9-10 (Vol. 10 No. 3) 841
Harald Kurz O - Oper presentational idea for using floating ball in opera
Hardcore 35