Great Northern Railway Historical Society Blueprint Collection JSBP2841, Interbay, Washington, 1949. Great Northern Blueprint Number DMW-203, Damper Switches. Wiring Diagram. Interstate Commerce Commission Account Number 20, Shops and Engine Houses. Other ICC account descriptions: ICC Account Number 20, Roundhouse.

Great Northern Railway Historical Society Blueprint Collection JSBP2840, Interbay, Washington, 1949. Great Northern Blueprint Number FB-101-3, Fan Barrel. Elevation and Section. Interstate Commerce Commission Account Number 20, Shops and Engine Houses. Other ICC account descriptions: ICC Account Number 20, Roundhouse.

Great Northern Railway Historical Society Blueprint Collection JSBP2839, Interbay, Washington, 1949. Great Northern Blueprint Number 6-1008-1, Extensions for Foreman and Enginemen Looker Rm.. Floor Plan. Authorization for Expenditure 75829. 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 JSBP2838, Interbay, Washington, 1949. Great Northern Blueprint Number 8711.49, Diesel Repair Shop. Remodel Roundhouse Stalls # 19 to # 24. Authorization for Expenditure 76687. 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 JSBP2837, Interbay, Washington, 1949. Great Northern Blueprint Number 3B.300.27, Storage Tank and Pumping Unit. Connections and Unloader for Handling Lubricating Oil. Authorization for Expenditure 78309. 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 JSBP2836, Interbay, Washington, 1949. Great Northern Blueprint Number 3B.300.27, Pipe Connections. Unloader to Storage Tanks and Pumping Unit Hansling Lube Oil. Authorization for Expenditure 78309. 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 JSBP2835, Interbay, Washington, 1949. Great Northern Blueprint Number 3.929.12, Diesel Repair Shop. Loaction of Bew Rook Timbers In Stalls 19 - 24. Authorization for Expenditure 78309. 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 JSBP2834, Interbay, Washington, 1949. Great Northern Blueprint Number 8711.53, Diesel Repair Shop. Remodel Stalls 19 - 24. Authorization for Expenditure 78309. 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 JSBP2833, Interbay, Washington, 1949. Great Northern Blueprint Number 3.929.10, Diesel Repair Shop. Underpinning Existing Footings. Authorization for Expenditure 78309. 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 JSBP2832, Interbay, Washington, 1949. Great Northern Blueprint Number 3.929.11, Sketch for Pile Driving. Floor Plan. Authorization for Expenditure 78309. Interstate Commerce Commission Account Number 20, Shops and Engine Houses. Other ICC account descriptions: ICC Account Number 20, Shop Facilities.