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COMIC
RECORD
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First Appearances
Characters
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Notes
Articles
Methodology
Characters
/ Sleeper
Sleeper
23 appearances
23 appearances on record
Sleeper comics on eBay ›
Graded copies ›
First appearance: the evidence
Source
Claim
This record
Cover
Captain America #101
1968-05
Sources
Grand Comics Database,
character record
(CC BY-SA 4.0)
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