Comic Title: Batman #150
Publisher: DC (National Periodical Publications, Inc.)
Address: 575 Lexington Avenue, New York, NY
Cover Date: September 1962
On Sale Date: July 17, 1962 Copyright Date July 17, 1962
Source: Library of Congress, Periodicals 1962

Newsstand Date July 17, 1962
Source: Newsdealer Magazine, V17 #5

Frequency: Monthly, with the exception of Jan., April, July, and Oct.
Cover Price: $0.12
Page Count: 32
Editor: Jack Schiff

Title: "The Secret Behind the Stone Door"
Pages: 9

Feature(s):
Batman (of Earth-1)

Penciller: Sheldon Moldoff
Inker: Charles Paris

Feature Character(s)

• Batman (last appearance in Detective Comics #306; next appearance in Batman #150)

Supporting Character(s)

• Robin (last appearance in Detective Comics #306; next appearance in Batman #150)
• Commissioner Gordon (last appearance in World's Finest Comics #127; next appearance in Batman #152)

Villain(s)

• Caesar and his underworld army (no further appearances)

Other Character(s)

• Chetley and Bradley (documentary producers; no further appearances)
• The president of Global TV (no further appearances)

Synopsis:
Batman goes undercover as production assistant Trevor Cornelius in order to learn the secret held by two documentary producers. He soon discovers that the producers have information about a secret underworld army being built to overtake the country. Batman foils the plot and the producers catch the action on film.