From the OHS PC Database, derived from A Guide to North American Organbuilders, by David H. Fox (Richmond, Va.: Organ Historical Society, 1991; rev. ed. 1997 with updated information). —

Born July 14, 1858 in Frederick, Maryland; in Washington, DC,
1879; organist; active in Georgetown, Washington, DC, by 1881; firm last listed 1922; died June 15, 1941.

Sources:

• A Celebration of the Reiley Organ (Washington, DC:
  Dumbarton United Methodist Church, 1992)


• Piano and Organ Purchaser’s Guide, Purchaser’s Guide to the Music Industries, (New York: Music Trades).


• Gerald L. Piercey, "A Riley Tracker, 1893, Restored", The Tracker 21:1 (Richmond, Va.: Organ Historical Society, 1976), 13.

From Organ Database Builders editor Stephen Hall, November 5, 2019. —
Excerpt from "A Riley Tracker, 1893, Restored":

Mr. Riley,* who appears to have been trained in the Roosevelt/Stein tradition, produced organs from his shop in Georgetown, District of Columbia. The few Riley organs that exist today appear to be rebuilds of earlier organs.

*This alternate spelling is used in this article. —Ed.

Source:

• Gerald L. Piercey, "A Riley Tracker, 1893, Restored", The Tracker 21:1 (Richmond, Va.: Organ Historical Society, 1976), 13.