Showcase #23 Value - GoCollect
November 10, 1959

Showcase #23

Key Issue
Second appearance of Green Lantern; Second appearance of Carol Ferris; First appearance of the Invisible Destroyer

Gil Kane

Script Writer

John Broome


Julius Schwartz

DC Comics
Publication Date
Nov 10, 1959
Cover Price
Page Count
36 pages
Cover pencils credit from Julius Schwartz's editorial records, provided to the GCD by DC Comics (9 May 2008)

What's it Worth?

Graded Population

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