Letter (Astounding Stories, December 1937): Any Cavers, Potholers, Speleologists?

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Overview:

Title: Letter (Astounding Stories, December 1937): Any Cavers, Potholers, Speleologists?
Author: A. McMillan
Year: 1937
Type: Essays

Editions/Publications:

Unknown. Astounding Stories, December 1937 (Unknown, A. McMillan, Street & Smith Publications, Inc., $0.20, 164 pages, pulp, MAGAZINE)

This text has been adapted from the Letter (Astounding Stories, December 1937): Any Cavers, Potholers, Speleologists? entry at the Internet Speculative Fiction Database and is available under a Creative Commons License. The ISFDB does not endorse or sponsor this use.