Comic Title: All-American Comics #24
Publisher: DC (J.R. Publishing Company)
Address: 480 Lexington Avenue, New York, NY
Cover Date: March 1941
Approx. On Sale Date: January 21, 1941 Copyright Date January 17, 1941
Source: Library of Congress, Periodicals 1941
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: 64
Editor: Maxwell Charles Gaines

Title: (The Factory Infiltrators)
Pages: 6

Feature(s):
Hop Harrigan (of Earth-2)

Writer/Artist: Jon L. Blummer

Reprinted In:
Flashback #30 (1975)

Feature Character(s)

• Hop Harrigan (last appearance in All-American Comics #23; next appearance in All-American Comics #25)

Supporting Character(s)

• Ikky Tinker (last appearance in All-American Comics #23; next appearance in All-American Comics #25)
• Prop Wash (last appearance in All-American Comics #23; next appearance in All-American Comics #25)
• Miss Snap (last appearance in All-American Comics #23; next appearance in All American Comics #29)

Villain(s)

• Three unnamed spies (no further appearances)

Comments:
This story was not originally titled.

Synopsis:
Hop Harrigan investigates the disappearance of equipment from the airplane factory. He and Ikky discover a trapdoor in the floor which leads to a tunnel where spies have been sneaking out the stolen equipment. They rescue Miss Snap from the spies, then destroy their plane and turn the crooks over to the police.