TY  - BOOK
AU  - Simpson, Geoge. Gaylord
ED  - 
TI  - Life of the Past: an Introduction to Palaeontology
U1  - 560.2 Sim 
PY  - 1953///
CY  - New Have
PB  - Yale University Press
KW  - Paleontology, Paleozoology
N1  - B
ER  -