Levitation & Gravity

Historical and current research and development of Gravity and Levitation as theoretical and applied science.

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Model	Item Name	Price+
P0003488	Propositions of Astronomical Circles Proposition I: The respective and relative motion of three gravitating bodies revolving together and about each other, is as four to three, or one...	$0.50
pdf11488	Action of Force is Spiro-Vortex (pdf) "Keely's latest discovery—that of the spiro-vortex action of currents of force—is so overwhelming in its simplicity of demonstration that it...	$0.75 ... more info
pdf30488	Aerial Navigation (pdf) Digital version of the hardcopy edition. eBook, pdf format. Viewable with Adobe Acrobat.	$0.75 ... more info
pdf31488	Latent Force and Theory of Vibratory Lift for Airships (pdf) Digital version of the hardcopy edition. eBook, pdf format. Viewable with Adobe Acrobat.	$0.75 ... more info
pdf2488	Propositions of Geometry (pdf) Digital version of the hardcopy edition. eBook, pdf format. Viewable with Adobe Acrobat.	$0.75 ... more info
P0031488	Latent Force and Theory of Vibratory Lift for Airships Did Keely discover and use atomic power? "All molecular masses of metal represent in their interstitial molecular spaces incalculable amounts of...	$0.95
N0012488	Blowing Polymer Bubbles in an Acoustic Levitator In a proposed manufacturing process, small gas-filled polymer shells would be made by injecting gas directly into acoustically levitated prepolymer...	$1.00 Add:
pdf21488	Apergy: Power Without Cost (pdf) Digital version of the hardcopy edition. eBook, pdf format. Viewable with Adobe Acrobat.	$1.10 ... more info
N0031488	Electrostatic Liquid-Drop Levitation System An electrostatic levitator has levitated drops of liquid up to 4 mm in diameter while maintaining spherical drop shapes. NASA Tech Brief. 8.5" X 11"	$1.15 Add:
N0013488	Hybrid Contactless Heating and Levitation A contactless material-processing concept involves the levitation, heating, and cooling of a sample of material through the coordinated use of...	$1.15 Add: