Great Northern Railway Historical Society Blueprint Collection JSBP0723, Butte, Montana, 1897. Eastern Railway of Minnesota Blueprint Number 721-A-25, Engine House Doors. Elevation and Details. Interstate Commerce Commission Account Number 20, Shops and Engine Houses. Other ICC account descriptions: ICC Account Number 20, Engine House.

Great Northern Railway Historical Society Blueprint Collection JSBP1633, Fridley, Minnesota, 1922. Minneapolis Belt Line Company Blueprint, Minneapolis Belt Line Company - Car Repair Shop. Floor Plan and Sections. Interstate Commerce Commission Account Number 20, Shops and Engine Houses. Other ICC account descriptions: ICC Account Number 20, Shop Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP1634, Fridley, Minnesota, 1922. Minneapolis Belt Line Company Blueprint, Minneapolis Belt Line Company - Car Repair Shop. Plumbing and Hot Water Heating and Site Plan. Interstate Commerce Commission Account Number 20, Shops and Engine Houses. Other ICC account descriptions: ICC Account Number 20, Shop Facilities.