TY  - BOOK
AU  - Trimble,Stephen
TI  - Rim of time: the canyons of Colorado National Monument 
PY  - 1981///
CY  - Fruita [Colo.]
PB  - Colorado National Monument Association
KW  - National parks and reserves
KW  - Colorado
KW  - Colorado National Monument
KW  - Colorado National Monument (Colo.)
KW  - Mesa County (Colo.)
KW  - Description and travel
UR  - http://www.archive.org/details/rimoftimecanyons00trim
UR  - http://www.openlibrary.org/books/OL24229035M
ER  -