Logarithms self-taught
Peter H. Selby
International Bareboat Skipper: Certificate
International Yachtmaster Training
Psycholinguistics: Central Topics
Alan Garnham
The Agrarian Sociology of Ancient Civilizations
Max Weber
Blogdown
Yihui Xie & Amber Thomas & Alison Presmanes Hill
Duelling Idiots and Other Probability Puzzlers
Paul J. Nahin
Princeton Puzzlers (1)