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Cover: Murphy Anderson
Mystery in Space #20
☆ Be the first to review + Add to your collection — Join freeContains 5 stories
The Man in the Martian Mask!
The Planet of No Return!
The Boomerang Meteors
William Lassell
Interplanetary Insomnia, Inc.!
ComicBooks.com Value
Our Model is In Beta
Raw (Good) $36
CGC 9.0 · 1 in census $1,039
CGC 8.5 none in existence
CGC 8.0 · 2 in census $509
CGC 7.5 · 1 in census $408*
CGC 7.0 · 3 in census $339*
CGC 6.5 · 4 in census $293
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CGC 6.0 · 2 in census $293
CGC 5.5 · 1 in census $207*
CGC 5.0 · 2 in census $197*
CGC 4.5 · 2 in census $168*
CGC 4.0 none in existence
CGC 3.5 · 1 in census $130*
* 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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CGC 6.5 ▾ $329–$600 2 listings
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Reprints
Reprinted in Mystery in Space #1 (1955), Titanes Planetarios #17 (1955), Mighty Comic #50 (1965), Amazing Stories of Suspense #197 (1982)
Key issues in Mystery in Space
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