Comic Title: Detective Comics #234
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: August 1956
Approx. On Sale Date: June 26, 1956 Copyright Date June 24, 1956
Source: Library of Congress, Periodicals 1956
Until 1958 DC did not report actual on sale dates to the copyright office
The publication dates listed in LoC records are NOT release dates.

Frequency: Monthly
Cover Price: $0.10
Page Count: 32
Editor: Jack Schiff

Title: "The Martian Convict"
Pages: 6

Feature(s):
Martian Manhunter (of Earth-1)

Artist: Joe Certa

Reprinted In:
Showcase Presents:Martian Manhunter Vol. 1 TPB (2007)

Feature Character(s)

• Martian Manhunter (last appearance in Detective Comics #233; next appearance in Detective Comics #235)

Supporting Character(s)

• Captain Harding (last appearance in Detective Comics #229; next appearance in Detective Comics #235)

Villain(s)

• "Big Mike" Kent, Miller, prisoner 25432, and Joey (convicts; no further appearances)

Other Character(s)

• Warden Powers and Lansing (a guard; no further appearances)
• Paul Drake (a convict; no further appearances)

Synopsis:
John ones goes undercover at a prison to stop a planned jailbreak. Disguised as a prisoner John learns who two of the leaders are. Then his disguise is discovered by one of the prisoners, who then frames a third convict as the final leader. When the leaders of the jailbreak are rounded up, John realizes that the third man was apprehended by mistake. He deduces the identity of the third leader, and the jailbreak plan is ruined.