Aether and Gravitation

The author in this work endeavours to solve the greatest scientific problem that has puzzled scientists for the past two hundred years. The question has arisen over and over again, since the discovery of universal gravitation by Sir Isaac Newton, as to what is the physical cause of the attraction of gravitation.
Contents:
Philosophy of gravitation
Matter
Aether
Energy
Heat, a mode of motion
Light, a mode of motion
Aether and electricity
Aether and magnetism
Aether and Newton's laws of motio...