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Detective Comics #56 cover
Cover: Bob Kane & Jerry Robinson

Detective Comics #56

Oct 1941 · DC · 0.10 USD
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In "The Stone Idol!", Batman and Robin stumble upon the eerie, abandoned silver mining town of Ghost Gulch during a vacation, where a towering stone idol looms above the silent streets—until it begins to move. Written by Bill Finger and illustrated by Bob Kane, with inks by Jerry Robinson and George Roussos, this 1941 tale blends mystery and the supernatural in a haunting adventure that marks one of the earliest appearances of the duo in a standalone story outside Gotham. The cover by Bob Kane and Jerry Robinson captures the idol’s ominous presence with striking, shadow-drenched detail.

Contains 8 stories
The Stone Idol!
13 pp · Superhero
Batman [Bruce Wayne]Robin [Dick Grayson]Ghost Gulch MayorMad Mack (villain, death)The Iron Idol (villain, circus strongman)

In "The Stone Idol!" from Detective Comics #56 (1941), Batman and Robin stumble upon the eerie, nearly abandoned silver mining town of Ghost Gulch, where a towering stone idol looms above the silent streets—its stillness broken only by a creeping sense of dread. As the idol begins to move on its own, the Dynamic Duo must unravel the ancient secret behind its sudden animation before the whole town is swallowed by the unknown.

Jules Vortez
6 pp · Adventure, Spy
Bart Regan
Muscles Moran
5 pp · Superhero
The Crimson Avenger [Lee Travis] (in costume with cape)WingMuscles Moran (villain)
Untitled Detective-Mystery story
6 pp · Detective-Mystery
Larry Steele
The Death from the Honeybee
6 pp · Detective-Mystery
Speed Saunders
The Lightning Killer
6 pp · Adventure
Cliff CrosbyKay Nevers
Who Killed Serge Kamroff?
6 pp · Detective-Mystery
Steve Malone
The Practical Joker
8 pp · Detective-Mystery
Slam BradleyShorty Morgan

ComicBooks.com Value

Our Model is In Beta
Raw (Good) $415
CGC 9.8 · 1 in census $28,712*
CGC 9.6 · 1 in census $18,410*
CGC 9.4 $11,266*
CGC 9.2 · 2 in census $6,642
CGC 9.0 · 2 in census $5,143
CGC 8.5 $3,663
Show all 22 grades
CGC 8.0 · 2 in census $2,686
CGC 7.5 · 6 in census $2,306
CGC 7.0 · 8 in census $2,244
CGC 6.5 · 5 in census $2,072
CGC 6.0 · 8 in census $1,623
CGC 5.5 · 6 in census $1,071
CGC 5.0 · 6 in census $1,030
CGC 4.5 · 5 in census $886
CGC 4.0 · 3 in census $824*
CGC 3.5 · 4 in census $734*
CGC 3.0 · 7 in census $606
CGC 2.5 · 3 in census $501
CGC 2.0 · 2 in census $437
CGC 1.5 · 2 in census $344*
CGC 1.0 none in existence
CGC 0.5 · 2 in census $226*
* estimate — limited direct-sales data at this grade
Our model’s value — refined as new sales data arrives · CGC census counts shown where available

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Full credits

artist Bob Kane
inker, letterer George Roussos
cover pencils Bob Kane
cover inks Jerry Robinson

Reprints

Reprinted in Batman Archives #2 (1991), The Batman Chronicles #4 (2007), Batman: The Golden Age Omnibus #1 (2016), Batman: The Golden Age #2 (2017)

Key issues in Detective Comics

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