Caving basics
By: edited by Jerry Hassemer (Caver Training Committee, National Speleological Society).
Contributors: Hassemer, Jerry H.; National Speleological Society. Caver Training Committee.
Publisher: The Society
Published: 1982
Place of publication: Huntsville, Ala., USA (Cave Ave., Huntsville 35810)
Language: eng
Number of pages: 125
Subjects: Caving.
Notes: Bibliography: p. 120-121.