TY  - BOOK
AU  - English, George Letchworth
AU  - Jensen, David E.
TI  - GETTING ACQUAINTED WITH MINERALS
U1  - 549 
PY  - 1958///
CY  - N. Y
PB  - Mcgraw-Hill
KW  - Mineralogy
KW  - Mineralogy. U. S
ER  -