TY  - SER
AU  -  Ball, W. W. Rouse 
TI  -  Mathematical Recreations and Essays 
AV  - QA 
PY  - 2008///
PB  -  Project Gutenberg, 
KW  -  Matter
KW  -  Mathematical recreations
KW  -  Mathematics -- Study and teaching -- England -- Cambridge
KW  -  University of Cambridge -- History
KW  -  Numbers, Prime
KW  -  Astrology
KW  -  Space and time
KW  -  Ciphers
KW  -  Magic squares
KW  -  Geometry -- Famous problems
KW  -  Cryptography
N1  -  Public domain in the USA;  Text
UR  -  http://www.gutenberg.org/ebooks/26839
ER  -