Photograph of Minnie Schmidt Wuelpern, Louis Wuelpern, and a young Donna Wuelpern next to a pond, 1942, Container: Trew Family - Box 2, Folder: 5 - Miscellaneous Wuelpern. Families, RG-FAMILIES. Hoyt Library Archives. https://archive.saginawlibrary.org/repositories/2/archival_objects/22668 Accessed December 15, 2025.