Scope and Contents From the Collection: The records of the Historic American Building Survey and Historic American Engineering Record document achievements in architecture, engineering, and design in Montana through a comprehensive range of building types and engineering technologies including examples as diverse as the Pioneer Historic District, Zimmerman Homestead, Isaac Eddy Ranch, Crow Agency Historic Complex, Hamilton Post Office, Thomas Francis Meagher House, Pine Creek Bridge, Mullan Road Segment, Hauser Hydroelectric...