A Naturalist's Guide to the National Audubon Society's Richardson Bay Wildlife Sanctuary and Education Center
Tiburon, California: The Elizabeth Terwilliger Nature Education Foundation, 1973. 27 pages. 11.25 x 8.75 inches. Illustrated with B/W drawings. ISBN: 281AIB1050265.
Signed by the author on contents page. First edition (first printing). A fine copy in illustrated wrappers (paperback), turtle-bound.