TY  - SER
AU  -  Boole, Mary Everest, 
TI  -  Philosophy and Fun of Algebra 
AV  - QA 
PY  - 2007///
PB  -  Project Gutenberg, 
KW  -  Algebra
N1  -  Public domain in the USA;  Sound
UR  -  http://www.gutenberg.org/ebooks/21154
ER  -