Gravity John

Springer

The Hunt for Earth Gravity: A History of Gravity Measurement from Galileo to the 21st Century

Adventures Unlimited Press

[Beyond Einstein's Unified Field: Gravity & Electro-megnetism Redefined] (By: John Brandenburg) [published: September, 2011]

Brand: Thomas Allen n Son

Reinventing Gravity: A Physicist Goes Beyond Einstein

SONY - Italia

Gravity                                          

A Journey into Gravity and Spacetime (Scientific American Library) by John Archibald Wheeler (1990-03-01)

John Wiley & Sons

[Gravity's Arc: The Story of Gravity from Aristotle to Einstein and Beyond] [By: Darling, David] [June, 2006]

John Oliver

Anti Gravity Device Company                      

CreateSpace Independent Publishing Platform

Resisting Gravity: A Ghost Story                

Independently published

Professor Grady and the Gravity Gun              

Gravity

Gravity NS 411 - Leggio classico