TY  - BOOK
AU  - Perrier, Edmond .
TI  - The Earth before History
U1  - 576 
PY  - 1925///
CY  - London
PB  - Kegan Paul, Trench, Trubner & Co. Ltd.
KW  - Biology
KW  - Evolution-Man
KW  - G-Biology
N1  - Index
ER  -