3 entries in Ball / Floatation / Miscellaneous
  
Creators Title Comments & References Year Source Page AA 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 Apr. 1898 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 Jan. 1975 The Pallbearers Review Vol. 9-10 (Vol. 10 No. 3) 841
Harald Kurz O - Oper presentational idea for using floating ball in opera
1991 Hardcore 35