CATALOG RECORD

Superman #233

DC · Series began 1939 · January 1971

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Dates

Cover date: January 1971
On sale: November 5, 1970
Pages: 36

Editions and covers

Original edition
Source ↗

Facsimile reprints exist

Superman 233 (Facsimile Edition) (2025). A facsimile reproduces this issue with a modern cover price and barcode; check before buying.

Creators

pencils: Neal Adams, Curt Swan, Henry Boltinoff, Murphy Andersoninks: Neal Adams, Murphy Anderson, Henry Boltinoff, Curt Swanscript: Denny O'Neil, Henry Boltinoff, E. Nelson Bridwellletters: Ben Oda, Henry Boltinoff

Stories

Superman Breaks Loose · 15 pages
A scientific experiment turns all the kryptonite on Earth to iron, as Clark Kent moves from newspaper to television journalism.
Jor-El's Golden Folly · 7 pages
Ignoring the jeers of his colleagues, Kryptonian scientist Jor-El experiments with using anti-gravity to aid in space travel. But when astronaut Lara Lor-Van stows away in Jor-El's test rocket, the rocket crashes on Krypton's moon Wegthor, and Jor-El has to come to her rescue.

Characters

Clark KentSupermanLois LaneJimmy OlsenPerry WhiteJor-ElLaraMorgan EdgeGeneral Zod

Reprinted in

Superman 233 (Facsimile Edition) (2025), Millennium Edition: Superman 233 (2001), Action Comics (1938), Superman from the Thirties to the Seventies (1971), The Best of DC (1979), Superman in the Seventies (2000), Superman: The Greatest Stories Ever Told (2004), Superman: The World of Krypton (2008), DC Comics Classics Library: Superman: Kryptonite Nevermore (2009), Superman: The Many Worlds of Krypton (2018), Superman: Kryptonite Nevermore (2021), DC Finest: Superman: Kryptonite Nevermore (2025)