Uncanny X-Men

(1963) #55

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• inker

  Vince Colletta

• letterer

  Sam Grainger

• letterer

  Jean Simek

• penciller

  Don Heck

• penciller

  Werner Roth

• editor

  Stan Lee

• writer

  Roy Thomas

• penciller (cover)

  Barry Windsor-Smith

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All data from the awesome folks at Marvel.