A guide to Crater Lake
Subtitle: the mountain that used to be
By: by Ron Warfield ; photography by Pat O'Hara, Ron Warfield, and Keith D. Lazelle.
Contributors: O'Hara, Pat, 1947-; Lazelle, Keith D.
Publisher: Crater Lake Natural History Association
Published: 1985
Place of publication: [Medford? Or.]
Language: eng
Number of pages: 48
Subjects: Crater Lake (Or.) -- Guidebooks.; Crater Lake National Park (Or.) -- Guidebooks.