Speleology
Subtitle: the study of caves
By: [by] George W. Moore [and] Brother G. Nicholas. Prepared in cooperation with the National Speleological Society. Illustrated by John C. Schoenherr.
Contributors: Nicholas, Gerardus, 1927- joint author.
Series: Science resource series
Publisher: Heath
Published: 1964
Place of publication: Boston
Language: eng
Number of pages: 120
Subjects: Speleology.
Notes: Bibliography: p. 112.