4 books in series

Nature Study Guides

Nature Study Guides is a 4-book series with 4 released primary works first released in 1977 with contributions by Roger J. Lederer, Ronald A. Russo, Pam Olhausen, Dorcas S. Miller, and Tom Watts.

Winter Weed Finder
Pacific Coast Tree Finder: A Pocket Manual for Identifying Pacific Coast Trees
Pacific Coast Mammals: A Guide to Mammals of the Pacific Coast States, Their Tracks, Skulls and Other Signs
Pacific Coast Bird Finder: A Pocket Guide to Some Frequently Seen Birds