From the OHS PC Database, derived from A Guide to North American Organbuilders by David H. Fox (Organ Historical Society, 1991). -

Established by Samuel L. Bates and Oliver B. Culley in Philadelphia, Pennsylvania, 1895; last listed 1920/1921.

Staff: Ferdinand T. E. Rassman.

Sources:

• The Diapason, February 1913, 1.
• Piano and Organ Purchaser-s Guide, Purchaser-s Guide to the Music Industries, (New York: Music Trades).
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Initial ads (1895-1897) for "small pipe organ" available listed 533 N. 41st Street as the company address. The factory was by the turn of the century located at 1827 South 11th Street in Philadelphia, adjacent to St. Mary’s Catholic Cemetery. By 1908 the firm listed its address at 702-20 Mercy Street (7th and Snyder Avenue, Philadelphia)