On station
Subtitle: a complete handbook for surveying and mapping caves
By: George R. Dasher.
Edition: 1st ed.
Publisher: National Speleological Society; Natl Speleological Society
Published: 1994
Place of publication: Huntsville, Ala
Language: eng
Number of pages: 242
Subjects: Cave mapping.; Caves -- Surveying.
Notes: Includes index.