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

Partnership of Herman H. Vogelpohl and Jacob C. Spaeth in New Ulm, Minnesota, 1890-1913; succeeded by H. H. Vogelpohl & Sons.

Sources:

• The Diapason May 1914, 4.
• John Hendrickson.
• Piano and Organ Purchaser’s Guide, Purchaser’s Guide to the Music Industries, (New York: Music Trades).