Concrete Steel Bridge Company Buildings -- Hackmeister-Linde Chemical Company, McKees Rock, PA (12 items), undated

Concrete Steel Bridge Company Buildings -- Hackmeister-Linde Chemical Company, McKees Rock, PA (12 items), undated, Box: 23, Folder: 23. Frank Duff McEnteer, Engineer, Papers, A&M 3751. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/125618 Accessed November 26, 2024.