TY  - BOOK
AU  - Longwell,Chester R.
AU  - Flint,Richard F.
TI  - Physical geology
U1  - 551 LON F  
PY  - 1939///.
CY  - New York : 
PB  - John Wiley and Sons, Inc., 
KW  - Physical geology
KW  - Geology
N1  - Includes index.
ER  -