TY  - BOOK
AU  - Loomis,Frederic Brewster
TI  - Field book of common rocks and minerals: for identifying the rocks and minerals of the United States and interpreting their origins and meanings 
T2  - Putnam's nature field books
U1  - 549.973 
PY  - 1948///]
CY  - New York
PB  - Putnam
KW  - Petrology
KW  - United States
KW  - Mineralogy
ER  -