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

Born 1908; in Dixon, Illinois; built first organ, 1929; sold oil burners; established H. A. Howell Pipe Organs of Dixon, Illinois, after World War II, organs, electric blowers; firm sold to Curt Schmidt, c. 1980s; firm active 1989.

Staff: Timothy Boles, Peter Duys, Daniel Garza; Curt G. Schmitt.

Sources:

• David L. Junchen, Encyclopedia of the American Theatre Organ, vol. 1 (Pasadena: Showcase Publications, 1985), 176.
• John Panning.
• Stopt Diapason #43, Chicago Chapter of the Organ Historical Society.