Part of the Hoyt Library Archives Repository
Hummer Engineering, Container: City of Saginaw. Vertical Files, COL-VERTICAL. Hoyt Library Archives.
Hummer Engineering, Container: City of Saginaw. Vertical Files, COL-VERTICAL. Hoyt Library Archives. https://archive.saginawlibrary.org/repositories/2/archival_objects/16640 Accessed December 08, 2025.
