TY  - BOOK
AU  - Bernel, J D
TI  - The Extension of man: a history of physics before 1900
SN  - 0-297-00370-4
U1  - 530.9 21st
PY  - 1972///
CY  - London
PB  - Weidenfeld and Nicolson
KW  - Science and civilization; Physics-History
ER  -