Comic Title: From Beyond the Unknown #18
Publisher: DC (National Periodical Publications, Inc.)
Address: 909 Third Avenue, New York, NY
Cover Date: Aug/Sep 1972
On Sale Date: June 8, 1972 Newsstand Date June 8, 1972
Source: Direct Currents, Action Comics #414, Page 19

Newsstand Date June 8, 1972
Source: Comic Reader, #85

Copyright Date June 8, 1972
Source: Library of Congress, Periodicals 1972

Frequency: Bi-monthly
Cover Price: $0.20
Page Count: 32
Editor: Julius Schwartz

Title: "The Man in the Mystery Mask"
Pages: 8

Writer: Gardner F. Fox
Penciller: Carmine Infantino
Inker: Bernard Sachs

Reprinted From:
Strange Adventures #18 (1952)