Comic Title: Superman #18
Publisher: DC (Superman, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: Sep/Oct 1942
On Sale Date: July 3, 1942 Newsstand Date July 3, 1942
Source: House Ad, Action Comics #51, Page 29

Copyright Date June 30, 1942
Source: Library of Congress, Periodicals 1942
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: 64
Editor: Fredric Whitney Ellsworth

Title: "The Heat Horror"
Pages: 13

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

Writer: Jerry Siegel
Artist: Leo Nowak

Reprinted In:
Superman Archives Vol. 5 HC (2000)
Superman Chronicles Vol. 10 TPB (2012)
Superman:The Golden Age Omnibus Vol. 3 HC (2017)
Superman:The Golden Age Vol. 5 TPB (2020)

Feature Character(s)

• Superman (last appearance in Superman #18; next appearance in Superman #18)

Supporting Character(s)

• Lois Lane (last appearance in Superman #18; next appearance in Superman #18)
• Perry White (last appearance in Superman #18; next appearance in Superman #18)

Villain(s)

• Luthor (last appearance in Superman #17; next appearance in Superman #20)
• Luthor’s men (no further appearances)

Other Character(s)

• Professor Glenn Calloway (no further appearances)

Synopsis:
Metropolis experiences a sudden heat wave caused by Lex Luthor. Luthor’s henchmen kidnap Lois in an attempt to lure Superman to his death, but Superman survives and rescues Lois. He then tracks Luthor to his new base, a meteor in space. Luthor uses giant reflecting mirrors to cause the heat wave from the meteor, but Superman destroys it.