Number 7

From Author Wars - https://authorwars.com/books/number-7-1093386.html

Overview:

Title: Number 7
Author: Eric C. Williams
Year: 1969
Type: Short Fiction

Editions/Publications:

Unknown. Vision of Tomorrow #3, November 1969 (Unknown, Eric C. Williams, Ronald E. Graham (Publishers) Pty. Ltd., 5/-, 68 pages, quarto, MAGAZINE)