Challengers of the Unknown #75 Values

Publisher: DC, 1970

About Challengers of the Unknown #75

George Tuska and Jack Kirby robot cover. Kirby art.

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COVER DETAILS

Title: Ultivac Is Loose!

Pencils: George Tuska; Jack Kirby

Inks: George Tuska; Jack Kirby ?

Letters: Gaspar Saladino

Notes: Includes a new vignette of Ace by George Tuska. Credits from Nick Caputo via the GCD Error List. Marvin Stein previously listed as inker of the main image. Per Stein's conversations with Greg Theakston, he did not ink any Challengers stories.

STORY DETAILS

(5 Stories)

Title: Ultivac Is Loose!

Pages: 6.000

Script: Dave Wood ?; Jack Kirby; ?

Pencils: Jack Kirby

Inks: Jack Kirby ?; Roz Kirby ? (blacks); Marvin Stein ? (see notes)

Letters: Stan Starkman ?

Notes: Possible Stein inks per Mark Evanier and Nick Caputo. Although Stein had conversations with Greg Theakston denying he inked any Challengers stories it's possible Stein forgot he worked on them. It also looks like Kirby inked a few pages on his own. Possible Wood script and Kirby revisions per Mark Evanier and Nick Caputo.

Title: Chapter Two: A Challenger Must Die!

Pages: 6.000

Script: Dave Wood ?; Jack Kirby; ?

Pencils: Jack Kirby

Inks: Jack Kirby ?; Roz Kirby ? (blacks); Marvin Stein ? (see notes)

Letters: Stan Starkman ?

Notes: Possible Stein inks per Mark Evanier and Nick Caputo. Although Stein had conversations with Greg Theakston denying he inked any Challengers stories it's possible Stein forgot he worked on them. It also looks like Kirby inked a few pages on his own. Possible Wood script and Kirby revisions per Mark Evanier and Nick Caputo.

Title: Chapter Three: The Fearful Millions

Pages: 6.000

Script: Dave Wood ?; Jack Kirby; ?

Pencils: Jack Kirby

Inks: Jack Kirby ?; Roz Kirby ? (blacks); Marvin Stein ? (see notes)

Letters: Stan Starkman ?

Notes: Possible Stein inks per Mark Evanier and Nick Caputo. Although Stein had conversations with Greg Theakston denying he inked any Challengers stories it's possible Stein forgot he worked on them. It also looks like Kirby inked a few pages on his own. Possible Wood script and Kirby revisions per Mark Evanier and Nick Caputo.

Title: Chapter Four: The Fatal Prediction!

Pages: 6.000

Script: Dave Wood ?; Jack Kirby; ?

Pencils: Jack Kirby

Inks: Jack Kirby ?; Roz Kirby ? (blacks); Marvin Stein ? (see notes)

Letters: Stan Starkman ?

Notes: Possible Stein inks per Mark Evanier and Nick Caputo. Although Stein had conversations with Greg Theakston denying he inked any Challengers stories it's possible Stein forgot he worked on them. It also looks like Kirby inked a few pages on his own. Possible Wood script and Kirby revisions per Mark Evanier and Nick Caputo.

Data Courtesy of Grand Comics Database under Creative Commons license

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CGC Census Report*

Grade	NG	PG	CVR	0.5	1.0	1.5	1.8	2.0	2.5	3.0	3.5	4.0	4.5	5.0	5.5	6.0	6.5	7.0	7.5	8.0	8.5	9.0	9.2	9.4	9.6	9.8	9.9	10.0	Total
Universal	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	1	0	0	1	0	0	2	2	2	1	0	0	10
Qualified	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	1
Signature Series	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
CGCxJSA	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Restored	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Total	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	1	0	0	1	0	0	2	3	2	1	0	0	11

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