TY  - BOOK
AU  - Hellemans, Alexander
AU  - Bunch, Bryan
TI  - Timetables of Tm science: a chronology of the most important people and events in the history of science
SN  - 0283999268
U1  - 509 
PY  - 1988///
CY  - London
PB  - Sidgwick & Jackson
ER  -