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Gunsmoke Western#21
Cover: Jack Kirby & Christopher Rule
Gunsmoke Western #21
“The Mark of the Coward!”
writer Stan Lee · artist, inker Jack Keller · letterer Artie Simek · cover Jack Kirby, Christopher Rule
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Full credits
writer Stan Lee
artist, inker Jack Keller
letterer Artie Simek
cover pencils Jack Kirby
cover inks Christopher Rule