TY  - BOOK
AU  - Gilluly,James
TI  - Principles of geology,
AV  - QE26 .G5 1959
U1  - 550 
PY  - 1959///
CY  - [San Francisco]
PB  - W.H. Freeman
KW  - Geology
UR  - http://www.archive.org/details/principlesofgeol00gill
UR  - http://www.openlibrary.org/books/OL6273602M
ER  -