Keen Detective Funnies  (1938)

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Low
$255
Mid
$770
High
$2.8k

Key Facts

1st appearance of Masked Marvel

Centaur ⋅ 1938
Values Coming Soon

Key Facts

Non-Key Issue. No additional information is available.
Centaur ⋅ 1938
Values Coming Soon

Key Facts

Non-Key Issue. No additional information is available.
Centaur ⋅ 1938
Values Coming Soon

Key Facts

Non-Key Issue. No additional information is available.
Centaur ⋅ 1938
Values Coming Soon

Key Facts

Non-Key Issue. No additional information is available.
Centaur ⋅ 1940
Values Coming Soon

Key Facts

Non-Key Issue. No additional information is available.
Centaur ⋅ 1940
Values Coming Soon

Key Facts

Non-Key Issue. No additional information is available.
Low
$750
Mid
$2.8k
High
$7.5k

Key Facts

Pre-Comics Code Authority horror cover art depicting a disembodied eyeball blasting humans with a power ray

Centaur ⋅ 1940
Values Coming Soon

Key Facts

Non-Key Issue. No additional information is available.
Centaur ⋅ 1940
Values Coming Soon

Key Facts

Non-Key Issue. No additional information is available.
Low
$450
Mid
$1.5k
High
$4.5k

Key Facts

1st appearance of Air Man

Low
$125
Mid
$380
High
$1.4k

Key Facts

Scarce issue with Air Man on the cover

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