TY  - BOOK
AU  - Kay, Marshall. and Colbert, Edwin H.
TI  - Stratigraphy and life history
U1  - 551.7 
PY  - 1965///
CY  - New York
PB  - ; John Wiley & Sons
KW  - Geology
KW  - Historical Geology
KW  - Stratigraphy
ER  -