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Cover of The Experiment that Backfired on Superman!
Issue #475 Jun 28, 1977 Issue #476 Jul 26, 1977 Issue #477 Aug 31, 1977 Issue #478 Sep 27, 1977 Issue #479 Oct 25, 1977 Issue #480 Nov 29, 1977 Issue #481 Dec 27, 1977 Issue #482 Jan 31, 1978 Issue #483 Feb 28, 1978 Issue #484 Mar 28, 1978 Issue #485 Apr 25, 1978 Issue #486 May 30, 1978 Issue #487 Jun 27, 1978 Issue #488 Jul 25, 1978 Issue #489 Aug 29, 1978 Issue #490 Sep 26, 1978 Issue #491 Oct 24, 1978 Issue #492 Nov 30, 1978 Issue #493 Dec 26, 1978 Issue #494 Jan 23, 1979
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DC Comics Action Comics (1938)

The Experiment that Backfired on Superman!

by Cary Bates Writer Dennis O'Neil Writer +15 more
Apr 25, 1978 $0.35 36 pages
Overview Market Data Variations 2 Discussion

Variations

Cover of Cover B Newsstand Edition

Cover B Newsstand Edition

Cover Variant

Cover of Cover C UK Price Variant

Cover C UK Price Variant

Cover Variant

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