TY  - BOOK
AU  - Dunbar,Carl O., x
AU  - x
TI  - Historical geology: x
SN  - x
U1  - 551.7/DUH 
PY  - 1966///
CY  - N.Y.
PB  - John Wiley
KW  - Geology, Stratigraphic
N1  - x
ER  -