On a Dynamical Top, for exhibiting the phenomena of the motion of a system of invariable form about a fixed point, with some suggestions as to the Earth's motion

Baby Einstein

Exploring physical science

Aether and Gravitation

Essays Towards a Theory of Knowledge

On the effect of the motion of a body upon the velocity with which it is traversed by light

The Energy System of Matter: A Deduction from Terrestrial Energy Phenomena