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Mary Marvel #12 cover
Cover: Jack Binder

Mary Marvel #12

May 1947 · Fawcett · 0.10 USD
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In "Georgia Sivana's Green-Ray Gun," Mary Marvel and her mother are deep in their charity work when news of the mysterious disappearance of the "Flying Scotsman" reaches them. When Mary tracks the ship to the mid-Atlantic, she’s baffled to find it surrounded by an invisible force that repels everything—no matter how she tries to approach. Written by Otto Binder and illustrated by Jack Binder, this 1947 Fawcett classic features cover art by Jack Binder, capturing the mystery of a ship lost to an unknown power.

Contains 6 stories
Georgia Sivana's Green-Ray Gun
8 pp · Superhero
Mary Marvel [Mary Batson]Georgia Sivana (villain)

In "Georgia Sivana's Green-Ray Gun," Jo, fresh out of reform school and promising Mary she’s turned her life around, quickly tests that promise at a party Mary throws. There, Georgia unleashes her latest invention—a ray that turns people green—on a young man, setting off a chain of mischief that puts her new start to the ultimate test.

Freshman Freddy Dives into Action
4 pp · Humor, Teen
Freddy
Gets Her Picture Taken
1 pp · Humor
Mary Marvel Meets the Beehive People
7 pp · Superhero
Mary Marvel [Mary Batson]Creighton Tinkerman

In "Mary Marvel Meets the Beehive People," Mary Marvel and Creighton journey through time in a wondrous invention, only to land in a future where tiny humanoid beings thrive within a colossal hive colony—ruled by a sinister Queen whose control extends deep into their world. The story unfolds as Mary confronts this strange new society, where the line between community and captivity blurs, and the hive’s secrets run far deeper than their buzzing surface suggests.

The Ship without a Port
6.67 pp · Superhero
Mary Marvel [Mary Batson]

In "The Ship without a Port," Mary Marvel and her mother are drawn into a mystery when news of the missing *Flying Scotsman* reaches them. When Mary tracks the ship to the mid-Atlantic, she finds it eerily untouched by time—yet somehow repels all attempts to board or approach, leaving her to wonder what unseen force keeps it adrift.

Crossed Up!
0.33 pp · Humor

ComicBooks.com Value

Our Model is In Beta
Raw (Good) $64
CGC 9.2 · 1 in census $1,253*
CGC 9.0 · 1 in census $869
CGC 8.5 · 1 in census $607*
CGC 8.0 · 2 in census $457
CGC 7.5 · 1 in census $390
CGC 7.0 none in existence
Show all 14 grades
CGC 6.5 · 1 in census $266*
CGC 6.0 none in existence
CGC 5.5 none in existence
CGC 5.0 none in existence
CGC 4.5 · 1 in census $157*
CGC 4.0 none in existence
CGC 3.5 · 2 in census $122*
CGC 3.0 · 2 in census $108*
* 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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Cast · 2 characters

Full credits

artist, inker Jack Binder
cover pencils, inks Jack Binder

Reprints

Reprinted in Mary Marvel Fanzine #6 (2006)

Key issues in Mary Marvel

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