TY  - BOOK
AU  - Wilson,William Harold
TI  - A field guide to the rocks and minerals of Wyoming,
AV  - QE181 .A25 no. 51
U1  - 553.09787 
PY  - 1965///
CY  - Laramie
PB  - University of Wyoming
KW  - Geology
KW  - Wyoming
KW  - Petrology
KW  - Mineralogy
N1  - Bibliography: p. 69
ER  -