Great Northern Railway Historical Society Blueprint Collection JSBP2543, Hillyard, Washington, 1918. Great Northern Blueprint Number 12/415, Skylights and Ventilators On Blacksmith Shop. Plan and Elevation. Authorization for Expenditure 6706. 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 JSBP2542, Hillyard, Washington, 1918. Great Northern Blueprint Number 13.428, Roundhhouse Machines. Concrete Foundations. Authorization for Expenditure 4351. 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 JSBP2541, Hillyard, Washington, 1918. Tools Installed In Roundhouse. Floor Plan. Authorization for Expenditure 4351. 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 JSBP2540, Hillyard, Washington, 1918. Great Northern Blueprint Number 1339.15.01, Roundhouse. Extension to 15 Stalls. Authorization for Expenditure 8791. 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 JSBP2539, Hillyard, Washington, 1918. Roundhouse. Washout Pump Installed. Authorization for Expenditure 8791. 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 JSBP2538, Hillyard, Washington, 1918. Roundhouse. Washout Pump Installed. Authorization for Expenditure 8791. 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 JSBP2535, Hillyard, Washington, 1918. Great Northern Blueprint Number 8060.01, Toilet Building. 24 X 38' 6" - Plan, Elevations, and Sections. Authorization for Expenditure 5975. 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 JSBP2534, Hillyard, Washington, 1918. Great Northern Blueprint Number 8345.01, Oil Heater House. Plans, Elevations, Sections. Authorization for Expenditure 9203. Interstate Commerce Commission Account Number 19, Fuel Stations. Other ICC account descriptions: ICC Account Number 19, Fueling Facilities.

Great Northern Railway Historical Society Blueprint Collection JSBP2532, Hillyard, Washington, 1917. Great Northern Blueprint Number 7711, Machine and Shafting. Arrangement. Authorization for Expenditure 8791. Interstate Commerce Commission Account Number 44, Shop Machinery. Other ICC account descriptions: ICC Account Number 44, Shop Equipment.

Great Northern Railway Historical Society Blueprint Collection JSBP2531, Hillyard, Washington, 1917. Belt Drive. For Shop Tools. Interstate Commerce Commission Account Number 20, Shops and Engine Houses. Other ICC account descriptions: ICC Account Number 20, Shop Facilities.