The School of Life Dictionary
The School Of Life
Portraits of Pioneers in Psychology - Volume 2
Gregory A. Kimble & Michael Wertheimer & Charlotte White
A History of the Crusades: Volume 2, the Kingdom of Jerusalem
Steven Runciman
Scientific Method in Ptolemy's Harmonics
Andrew Barker
Wittgenstein's Lectures on the Foundations of Mathematics, Cambridge, ...
Ludwig Wittgenstein
Cosmic Coincidences
John Gribbin & Martin J. Rees