I Shall Wear Midnight
Terry Pratchett
Discworld (38)
The Crime Master
Maxwell Grant
The Shadow (32)
The White Column
The Shadow (142)
The Ghost of the Manor
The Shadow (14)
The Book of Nothing: Vacuums, Voids, and the Latest Ideas About ...
John D. Barrow
Gödel, Escher, Bach: An Eternal Golden Braid
Douglas R. Hofstadter
History of Mathematics, Volume 1
David Eugene Smith
History of Mathematics, Volume 2
Numbers Don't Lie: 71 Things You Need to Know About the World
Vaclav Smil