The Hammond Typewriter Company was founded in 1880 by James B. Hammond in New York City, New York. Its industry was typewriters and its headquarters remained in New York City, New York. In 1921, the firm acquired the Federal Adding Machine Company and Hammond was reorganized as the Hammond Typewriter Corporation. The company's operations and patents were sold to the Frederick Hepburn Company in late-1926, who reorganized the business as Varityper, Inc. on January 24, 1927. Hammond officially dissolved on June 20, 1927.
Hammond Typewriter Company (1880-1921)
Hammond Typewriter Corporation (1921-1927)