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#140

Key Issue

September 30, 1960

Superman #140

Key Issue: First appearance of Blue Kryptonite; First appearance of Bizarro Supergirl; Origin of Bizarro Jr.

Artist: Curt Swan

Wayne Boring

Henry Boltinoff

Wayner Boring

Stan Kaye

Writer: Henry Boltinoff

Mort Weisinger

Otto Binder

Cover Artist: Stan Kaye

Curt Swan

Publisher: DC Comics

Editor: Mort Weisinger

Publication Date: Sep 30, 1960

Cover Price: $0.10

Page Count: 36 pages

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