Oregon caves
By: Steve Knutson.
Contributors: National Speleological Society.
Edition: 1st ed.
Publisher: National Speleological Society
Published: 2006
Place of publication: Huntsville, Ala
Language: eng
Number of pages: 196
ISBN-13: 9781879961258
Subjects: Caves -- Oregon.
Notes: Includes bibliographical references (p. 145-152) and index.