Detective Comics #447

DC Comics
United States
- Published
- May 1975
- Page count
- 36
- Cover price
- 0.25 USD
- Colour
- Colour
- Size
- Standard size
- Interior paper
- Newsprint
- Cover stock
- Glossy colour
- Binding
- Saddle-stitched
- Format
- Comic series
- GCD
- www.comics.org/issue/28595
Credits
- Editing
- Julius Schwartz
E. Nelson Bridwell (associate editor)
Bob Rozakis (assistant editor)
Issue contents

Featuring
- Feature
- Batman
- Genre
- Superhero
- Code
- S-1956
- Characters
- Batman [Bruce Wayne]; Creeper [Jack Ryder]
Credits
- Art
- Dick Giordano
- Colours
- Tatjana Wood
- Letters
- Gaspar Saladino
- Editing
- Bob Rozakis
Reprint history
Notes
Credits for pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. Colors credit provided by Anthony Tollin.

Featuring
- Feature
- Batman; Hostess Twinkies
- Genre
- Superhero
- Characters
- Batman; Robin [Dick Grayson]; the Mummy
Credits
- Pencils
- Jim Aparo
- Inks
- Dick Giordano ?
- Letters
- Ben Oda
Synopsis
The Dynamic Duo stop a mummy's rampage with Hostess treats.
Notes
Inside front cover; ad for Hostess Twinkies in sequential art form.

Featuring
- Feature
- Batman
- Genre
- Superhero
- Code
- S-1936
- Characters
- The Creeper [Jack Ryder]; Batman [Bruce Wayne]; Alfred Pennyworth; Morris Middleman; Shirley Middleman
Credits
- Script
- Len Wein
- Pencils
- Ernie Chan [as Ernie Chua]
- Inks
- Dick Giordano
- Letters
- Ben Oda
Reprint history
- Also printed
-
Batman Album (KG Murray, 1976 series) #34 ([December 1976?]) — Enter: The Creeper
-
The Best of DC (DC, 1979 series) #9 (January-February 1981) — Enter: The Creeper
Synopsis
Journalist Jack Ryder denounces Batman for the murders of Talia and Ra's al Ghul, then goes into action as the Creeper to bring him in. During their fight, the arrival of assassins convinces the Creeper that Batman is being framed for the murders and the heroes agree to expose the scheme together.
Notes
Part four of a five-part story.
Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.

Featuring
- Feature
- Stories from the Bible; Justice Society of America
Credits
- Pencils
- Joe Kubert
E. E. Hibbard (illustrations) - Inks
- Joe Kubert
E. E. Hibbard (illustrations) - Colours
- ? (illustrations)
- Letters
- Gaspar Saladin
typeset
Reprint history
Notes
Centerfold house ad for Limited Collectors' Edition (DC, 1972 series) #C-36 [Stories from the Bible] and Famous First Edition (DC, 1974 series) #F-7 [All-Star Comics #3], including order form.

Featuring
- Feature
- Robin
- Genre
- Superhero
- Code
- S-1931
- Characters
- Robin [Dick Grayson]; Clark Kent [Superman] (cameo); Fred Taylor; Chief Frank McDonald
Credits
- Script
- Bob Rozakis
- Pencils
- Julio César Medrano [as Martinez]
- Inks
- José Massaroli [as Mazzaroli]
Reprint history
- Also printed
-
Superman Presents Tip Top Comic Monthly (KG Murray, 1973 series) #126 ([October 1975]) — The Puzzle of the Pyramids
-
Batman Album (Murray, 1978 series) #46 ([April 1980]) — The Puzzle of the Pyramids
-
Showcase Presents: Robin The Boy Wonder (DC, 2008 series) #Vol. 1 ([January] 2008) — The Puzzle of the Pyramids
Synopsis
Hudson students have a pyramid building contest to help the University build its new art gallery to store some priceless papers. During the contest someone steals the papers and Robin has to figure out which student pulled the heist.
Notes
Credits for script confirmed from Julius Schwartz's editorial records, provided by DC Comics. The records credit Continuity Studios with the pencils and inks.
When asked about this, Bob Rozakis said: "[Martinez and Mazzaroli] were South American artists that Neal Adams convinced Julie Schwartz to give a try. You might notice that some of the character heads look like Neal did them rather than Martinez and Mazzaroli."

Featuring
- Feature
- Batman's Hot Line
- Code
- S-3947
Credits
- Script
- Bob Rozakis
- Pencils
- Carmine Infantino (logo illustration)
- Inks
- ? (logo illustration)
- Colours
- ? (logo illustration)
- Letters
- typeset
Notes
Letters of comment from Charlie Steele, R. Kirk Forster and Antone Perry.

Credits
- Letters
- typeset
Notes
Statement of October 1, 1974
Average number of copies sold during preceding 12 months (total paid circulation): 145,832
Actual number sold for issue nearest filing date (total paid circulation): 129,371
Owner: National Periodical Publications, Inc., wholly owned by Warner Communications, Inc., a publicly-held company, both at 75 Rockefeller Plaza, N.Y., N.Y. 10019
Notes
On-sale date from Comic Reader #115.
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.