Peterson Field Guide to Western Trees SH-6A Grand and San Juan Counties

Grand and San Juan Counties

Whether you're an avid traveler

By: Brett Prettyman

Harlen Bretz walked the dry scabland channels of eastern Washington in the 1920s

The book also pictures and explains the fossils most likely to be found and the fundamental land and rock formations in the North American landscape

Peterson Field Guide to Western Trees SH-6A Grand and San Juan CountiesBy: George A. Petrides & Olivia Petrides This newly designed field guide features detailed descriptions of 387 species, arranged in six major groups by visual similarity. The 47 color plates and 5 text drawings show distinctive details needed for identification. Color photographs and 295 color range maps accompany the species descriptions. Other Information: Published: 1998 Pages: 428