Comic Title: Detective Comics #148
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: June 1949
On Sale Date: April 22, 1949 Copyright Date April 20, 1949
Source: Library of Congress, Periodicals 1949
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.

Newsstand Date April 22, 1949
Source: Newsdealer Magazine, V4 #2

Frequency: Monthly
Cover Price: $0.10
Page Count: 48
Editor: Jack Schiff

Title: "A Bicycle Built for Sleuths"
Pages: 6

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

Artist: Howard Sherman

Feature Character(s)

• Slam Bradley (last appearance in Detective Comics #147; next appearance in Detective Comics #149)

Supporting Character(s)

• Shorty Morgan (last appearance in Detective Comics #147; next appearance in Detective Comics #149)

Villain(s)

• Joe Mully and his gang (Petie and Slugger named; no further appearances)

Other Character(s)

• Mr. Tully (a bicylce manufacturer; no further appearances)
• Contestants in a bicycle race (no further appearances)

Synopsis:
Slam and Shorty a hired to locate 30 pairs of twins to compete in a bicycle race. The race is part of a publicity stunt to promote tandem bicycles. Joe Mully's gang uses the race to escape after a bank robbery. The crooks are disguises as twins in the race. Slam and Shorty chase down the crooks and bring them in riding a tandem bike.