Exploring American caves, [their history, geology, lore and location

Folsom, Franklin

Exploring American caves, [their history, geology, lore and location a spelunker's guide] - New York Crown Pub. 1956. - 280 p. illus.

Includes bibliography.

56007190 /L


Caves--United States.

GB604 / .F6 1956

551.44
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