TY  - BOOK
AU  - Pearl,Richard M.
TI  - Exploring rocks, minerals, fossils in Colorado
AV  - QE91 .P4 1969
U1  - 552/.009788 
PY  - 1969///]
CY  - Chicago
PB  - Sage Books
KW  - Rocks
KW  - Colorado
KW  - Minerals
KW  - Fossils
N1  - First ed. published in 1964 under title: Colorado rocks, minerals, fossils; Includes bibliographies
ER  -