Comic Title: Detective Comics #121
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: March 1947
Approx. On Sale Date: January 24, 1947 Copyright Date January 22, 1947
Source: Library of Congress, Periodicals 1946-1947
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: 48
Editor: Jack Schiff

Title: "The Case Without a Key"
Pages: 7

Feature(s):
Slam Bradley (of Earth-1)

Penciller: Howard Sherman
Inker: John Daly

Feature Character(s)

• Slam Bradley (last appearance in Detective Comics #120; next appearance in Detective Comics #122)

Supporting Character(s)

• Shorty Morgan (last appearance in Detective Comics #120; next appearance in Detective Comics #122)
• Sergeant Kelly (last appearance in Detective Comics #30; no further appearances)

Villain(s)

• Scar and his gang (Louie named; burglars; no further appearances)

Other Character(s)

• A locksmith (no further appearances)
• A group of circus performers (Rocko named; no further appearances)

Synopsis:
Slam investigates a series of burglaries and finds graphite in the lock of one of the buildings. When he returns to his office, he realizes that he has lost his key. Slam visits a locksmith and sees graphite on the shelf. Slam then sets a trap, luring the crooks to the apartment of a wealthy tycoon. Slam and Shorty are waiting for the crooks, who were blackmailing the locksmith into making duplicate keys for them. The locksmith redeems himself by helping Slam defeat the crooks.