Claim: Holyoke Publishing is an American comic book publisher founded in 1941.
Evidence: The Holyoke Publishing Company was an American magazine and comic-book publisher with offices in Holyoke, and Springfield, Massachusetts, and New York City, Its best-known comics characters were Blue Beetle and the superhero duo Cat-Man (later rendered as Catman, sans hyphen) and Kitten, all inherited from defunct former clients of Holyoke's printing business. 1941