Watching Washington butterflies
Subtitle: an interpretive guide to the State's 134 species, including most of the butterflies of Oregon, Idaho, and British Columbia.
By: Foreword by Roger Tory Peterson. With 64 color photos. by the author.
Contributors: Seattle Audubon Society.
Series: The Trailside series
Publisher: Seattle Audubon Society
Published: 1974
Place of publication: [Seattle]
Language: eng
Number of pages: 109
Subjects: Butterflies -- Washington (State); Butterflies -- Washington (State) -- Identification.
Other titles: Butterflies.