Laing Brothers, 1884-03-22, 1889-09-10, 1890-06-03, Container: Letterheads of Saginaw Businesses - Box 1, Folder: Two. Business and Industry, COL-BUSINESS. Hoyt Library Archives. https://archive.saginawlibrary.org/repositories/2/archival_objects/11888 Accessed December 06, 2025.