Source: Program for charity concert given by the St. Louis Massenchor for the benefit of the German General Protestant Orphans Home, German St. Vincents Orphans' Home, German Protestant Orphans' Home, and the St. Louis Altenheim. Concert was held at the Coliseum (St. Louis, Mo.), March 11, 1925. Location: Theater Programs Collection, Box 11, Folder 3
Last Name:	Preetorius
First Name:	E.
Title:	Dr.
Page:	6
Remarks:	mentioned in historical sketch of St. Louis Altenheim