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

Partnership of Robert L. Sipe and Rodney Yarbrough in Celina, Texas, 1960-1964; succeeded by Robert L. Sipe, Inc.

Staff: Marvin Judy.

Sources:

• Letter to David H. Fox.


• Uwe Pape, The Tracker Organ Revival in America, (Berlin: Pape Verlag, 1978), 413.


• Roy Redman.