1.
The Origin of the Universe for Dummies
by Pincock, Stephen, Frary, Mark
ISBN: 9780470516065
List Price: $24.33
2.
Codebreaker The History of Codes and Ciphers, from the Ancient Pharaohs to Quantum Cryptography
by Pincock, Stephen
ISBN: 9780802715470
List Price: $19.95