The Modern Penitentiary

From Author Wars - https://authorwars.com/books/the-modern-penitentiary-775977.html

Overview:

Title: The Modern Penitentiary
Author: Gaughan
Year: 1966
Type: Interior Art

Editions/Publications:

Unknown. Galaxy Magazine, December 1966 (Unknown, Gaughan, Galaxy Publishing Corporation, $0.60, 196 pages, digest, MAGAZINE)
Unknown. Galaxy Science Fiction [UK], July-August 1967 (Unknown, Gaughan, Gold Star Publications, 3/6, 196 pages, digest, MAGAZINE)