Comic Title: Batman #30
Publisher: DC (Detective Comics, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: Aug/Sep 1945
Approx. On Sale Date: June 13, 1945 Copyright Date June 11, 1945
Source: Library of Congress, Periodicals 1945
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: Bi-monthly
Cover Price: $0.10
Page Count: 48
Editor: Jack Schiff

Title: "Back to the Big House"
Pages: 12

Feature(s):
Batman (of Earth-2)

Writer: Don Cameron
Artist: Dick Sprang

Reprinted In:
Batman:The Dark Knight Archives Vol. 7 HC (2011)
Batman:The Golden Age Omnibus Vol. 4 HC (2018)

Feature Character(s)

• Batman (last appearance in Detective Comics #101; next appearance in Batman #30)

Supporting Character(s)

• Robin (last appearance in Detective Comics #101; next appearance in Batman #30)

Villain(s)

• Penguin (last appearance in Detective Comics #99; next appearance in Batman #33)
• Hammer and Tongs (Penguin's men; no further appearances)

Other Character(s)

• The Gotham City Mayor (no further appearances)

Synopsis:
Penguin escapes jail and successfully pulls off his first robbery. Batman plans a trap for Penguin by luring him to the zoo. The trap fails to net the Penguin, but Batman finds a clue to the Penguin's next crime. When the Caped Crusaders try to stop the crook, they are surprised by Penguin's henchmen. They escape a death-trap, then track down Penguin and successfully apprehend him.