Ockham to the Speculative Mystics (Christian Library)
Frederick Copleston
Scalar Waves First Tesla Physics Textbook
Konstantin Meyl
Philosophie Der Raum-Zeit-Lehre
Hans Reichenbach
The Philosophy of Nature: A Guide to the New Essentialism
Brian Ellis
King Solomon's Ring
Konrad Lorenz & Julian Huxley
Pale Blue Dot
Carl Sagan