Donn Gene Hanneman, son of Carl F. Hanneman (1901-1982) and Ruby V. (Treutel) Hanneman (1904-1977), sits in an indoor baby swing at the Hanneman home in Fond du Lac, Wis, ca. 1927. Carl Hanneman was a pharmacist for the Staeben Drug Co. in Fond du Lac at the time.
The Hanneman Archive 
