Thor

(1966) #303

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• letterer

  John Costanza

• letterer

  Joe Rosen

• writer

  Mark Gruenwald

• writer

  Doug Moench

• penciller (cover)

  Rick Leonardi

• penciller

  Keith Pollard

• colorist

  George Roussos

• editor

  Jim Salicrup

• inker

  Chic Stone

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All data from the awesome folks at Marvel.