Figure 19.15 - Keely's Levitation Experiment
See Also
Acoustic Levitation
Aerial Navigation
air-ship
Figure 17.18 - Keelys Levitation Demonstration
Gravitation
Levitation
Pittsburg Dispatch April 07-1890
See Also
Acoustic Levitation
Aerial Navigation
air-ship
Figure 17.18 - Keelys Levitation Demonstration
Gravitation
Levitation
Pittsburg Dispatch April 07-1890