Claim: Holyoke Publishing is an American comic book publisher founded in 1941 with offices in Holyoke, and Springfield, Massachusetts, and New York City.
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. Holyoke Publishing Company Defunct, 1948 1941 United States Holyoke and Springfield, Massachusetts