Action Comics #240

DC Comics
United States
- Published
- May 1958
- Page count
- 36
- Cover price
- 0.10 USD
- Colour
- Colour
- Size
- Standard size
- Interior paper
- Newsprint
- Cover stock
- Glossy colour
- Binding
- Saddle-stitched
- Format
- Comic series
- Branding
-
DC: Superman National Comics
-
- GCD
- www.comics.org/issue/14371
Credits
- Editing
- Whitney Ellsworth, Editor [credited]
- Jack Schiff, Managing Editor
- Mort Weisinger, Assistant Editor
- George Kashdan, Assistant Editor
Issue contents

"The Sphinx of Egypt - - and it's got my face..."
Featuring
- Feature
- Superman
- Genre
- Superhero
- Characters
- Superman [Clark Kent]
Credits
- Writing
- , scripter
- Art
- Curt Swan, penciller
- Stan Kaye, inker
- Colours
- Jack Adler, colourist
- Text
- , letterer
Reprint history
- Also printed
-
Superman (Colour Comics, 1950 series) #132 ([July 1958]) — The Superman Sphinx
-
Superman (KG Murray, 1952 series) #100 (August 1958) — The Superman Sphinx
- Printed in
- The Silver Age of Superman The Greatest Covers of Action Comics from the '50s to the '70s (Abbeville Press, 1995 series) #[nn] (1995)
- Superman in Action Comics (Abbeville Press, 1993 series) #1 (1993)
- Albi del Falco (Mondadori, 1954 series) #127
- Stålmannen (Centerförlaget, 1949 series) #24/1958

Featuring
- Feature
- Joe Weider
Credits
- Writing
- , scripter
- Art
- , line art
- Text
- , typeset
Notes
Inside front cover.

"Attention, Earth! The Superman satellite is weakening me..."
Featuring
- Feature
- Superman
- Genre
- Superhero
- Characters
- Superman [Clark Kent]; Lois Lane; Clark Kent robot; Perry White
Credits
- Writing
- Otto Binder, scripter
- Art
- Wayne Boring, penciller
- Stan Kaye, inker
- Colours
- , colourist
- Text
- , letterer
Reprint history
- Also printed
-
Superman (Colour Comics, 1950 series) #132 ([July 1958]) — Secret of the Superman Sphinx
-
Superman (Colour Comics, 1950 series) #132 ([July 1958])
-
Superman (KG Murray, 1952 series) #100 (August 1958) — Secret of the Superman Sphinx
-
Superman (KG Murray, 1952 series) #100 (August 1958)
-
Mighty Comic (Colour Comics, 1960 series) #48 ([August 1965]) — Secret of the Superman Sphinx
-
Mighty Comic (Colour Comics, 1960 series) #48 ([August 1965])
-
Colossal Comic (Colour Comics, 1958 series) #53 ([May 1970?]) — Secret of the Superman Sphinx
- Printed in
- Mighty Comic (K. G. Murray, 1960 series) #48 (Circa August 1965)
- Original
- Action Comics 240, May 1958
Synopsis
Lois discovers a Clark Kent robot in a closet at the Daily Planet, and a strange Sphinx with a Superman head and kryptonite vision goes into orbit around the Earth.

Featuring
- Feature
- The New Adventures of Charlie Chan
Credits
- Writing
- , scripter
- Art
- , line art
- Colours
- , colourist
- Text
- , letterer

"Watch out down below!"
Featuring
- Feature
- Ollie
- Genre
- Humour
- Code
- 3035
Credits
- Writing
- Henry Boltinoff, scripter [signed]
- Art
- Henry Boltinoff, line art [signed]
- Colours
- , colourist
- Text
- Henry Boltinoff, letterer [signed]
Reprint history
- Printed in
- Mammoth Annual (K. G. Murray, 1959 series) #1
- Titanes Planetarios (Editorial Novaro, 1953 series) #62 (1 de diciembre de 1958)
- The Hundred Comic Monthly (K. G. Murray, 1956 series) #22 ([July 1958])

"Confess, Tommy Tomorrow!"
Featuring
- Feature
- Tommy Tomorrow
- Genre
- Adventure; science fiction
- Characters
- Colonel Tommy Tomorrow; Captain Brent Wood
Credits
- Writing
- Otto Binder, scripter
- Art
- Jim Mooney, line art
- Colours
- , colourist
- Text
- , letterer
Reprint history
- Also printed
-
The Hundred Comic Monthly (Colour Comics, 1956 series) #23 ([August 1958?]) — The Trial of Tommy Tomorrow
-
Legion of Super-Heroes (DC, 1973 series) #3 (April-May 1973) — The Trial of Tommy Tomorrow
-
Legion of Super-Heroes (DC, 1973 series) #3 (April-May 1973)
-
The Flash (KG Murray, 1975 series) #130 ([April 1976?]) — The Trial of Tommy Tomorrow
-
The Flash (KG Murray, 1975 series) #130 ([April 1976?])
- Printed in
- Big Boy (Arédit-Artima, 1956 series) #45 (June 1960)
- Big Boss (Arédit-Artima, 1970 series) #26 (1975)
Synopsis
Tommy is on trial for the murder of Brent Wood.

"Sure, Mom, I'll take a bath!"
Featuring
- Feature
- Little Pete
- Genre
- Humour
Credits
- Writing
- Henry Boltinoff, scripter
- Art
- Henry Boltinoff, line art
- Colours
- , colourist
- Text
- Henry Boltinoff, letterer
Reprint history
- First print
-
World's Finest Comics (DC, 1941 series) #66 (September-October 1953) — Untitled
- Printed in
- Titanes Planetarios (Editorial Novaro, 1953 series) #62 (1 de diciembre de 1958)

Featuring
- Feature
- Supermen of America
Credits
- Writing
- , scripter
- Colours
- , colourist
- Text
- , typeset

Featuring
- Feature
- Chuckle Box
- Genre
- Humour
Credits
- Writing
- , author
- Art
- , line art
- Colours
- , colourist
- Text
- , typeset

"A bird called the bittern..."
Featuring
- Feature
- Animal Wonderland
- Genre
- Non-fiction
Credits
- Writing
- Martin Naydel, scripter
- Art
- Martin Naydel, line art
- Colours
- , colourist
- Text
- , letterer
Reprint history
- Original
- The Adventures of Rex the Wonder Dog (DC, 1952 series) #10 (July-August 1953)

"This net - It's so sticky I can hardly move..."
Featuring
- Feature
- Congo Bill
- Genre
- Adventure; drama; jungle
- Characters
- Congo Bill; Janu the Jungle Boy; Professor Wakely
Credits
- Writing
- Jack Miller , scripter
- Art
- Howard Sherman, line art
- Colours
- , colourist
- Text
- , letterer
Synopsis
Bill and Janu aid Professor Wakely in finding a small element needed to power his enlarging ray, which has fallen among the long grass. By volunteering to be shrunk to an inch tall, everyday insects now appear like threatening monsters.
Notes
Writer credit by Bob Hughes.

Featuring
- Feature
- Buzzy
- Genre
- Humour; advocacy; teen
Credits
- Writing
- Jack Schiff, scripter
- Art
- Win Mortimer, line art
- Colours
- , colourist
- Text
- , letterer

"What present would a boy kick about?"
Featuring
- Feature
- Fun Shop
Credits
- Writing
- Martin Naydel, scripter
- Art
- Martin Naydel, line art
- Colours
- , colourist
- Text
- Martin Naydel, letterer

Featuring
- Feature
- Stephens Credit Sales
Credits
- Writing
- , scripter
- Art
- , line art
- Colours
- , colourist
- Text
- , letterer

Featuring
- Feature
- Junior Sales Club of America
Credits
- Writing
- , scripter
- Art
- , line art
- Text
- , typeset
Notes
Inside back cover.

Featuring
- Feature
- Garcelon Stamp Co.
Credits
- Writing
- , scripter
- Art
- , line art
- Colours
- , colourist
- Text
- , typeset
Notes
Back cover.
Notes
On-sale date from copyright registration.
Indicia
The indicia for this issue is not recorded. The identified publisher might be an associated or parent company, rather than the specific listed publisher.