The Hole

From Author Wars - https://authorwars.com/books/the-hole-190202.html

Overview:

Title: The Hole
Author: B. K. Filer
Year: 1967
Type: Short Fiction

Editions/Publications:

Unknown. If, May 1967 (Unknown, B. K. Filer, Galaxy Publishing Corporation, $0.50, 164 pages, digest, MAGAZINE)