Great Northern Railway Historical Society Blueprint Collection JSBP1655, Gaynor, Washington, 1915. Great Northern Blueprint Number 7.524, Snowshed. Cross Sections. Authorization for Expenditure 25542. Interstate Commerce Commission Account Number 14, Snow and Sand Fences and Snowsheds. Other ICC account descriptions: ICC Account Number 13, Snow Shed.

Great Northern Railway Historical Society Blueprint Collection JSBP1670, Glacier Park, Montana, 1926. Proposed Sand Filled Concrete Bumpers. Plans and Sections. Authorization for Expenditure 30395. Interstate Commerce Commission Account Number 10, Other Track Material. Other ICC account descriptions: ICC Account Number 10, Track Bumper.

Great Northern Railway Historical Society Blueprint Collection JSBP1921, Granite Falls, Minnesota, 1945. Milwaukee Road Blueprint Number P-665, Milw and Great Northern Crossing at Tower E-122. Site Plan and Plans. Interstate Commerce Commission Account Number 9, Rails. Other ICC account descriptions: ICC Account Number 9, Crossing Frog.

Great Northern Railway Historical Society Blueprint Collection JSBP2130, Grotto, Washington, 1915. 6' X 6' Reinforced Concrete Culvert. Plan and Elevation With Dimensions. Authorization for Expenditure 25613. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Culvert.

Great Northern Railway Historical Society Blueprint Collection JSBP2131, Grotto, Washington, 1915. 6' X6' Reinforced Concrete Culvert. Plan, Elevation and Sections With Dimensions and Instructions. Authorization for Expenditure 25613. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Culvert.

Great Northern Railway Historical Society Blueprint Collection JSBP2166, Hardy, Montana, 1918. Montana Central Railway Blueprint, Tunnel # 1. Proposed Change of Grade. Authorization for Expenditure 8659. Interstate Commerce Commission Account Number 5, Tunnels and Subways. Other ICC account descriptions: ICC Account Number 5, Tunnel.

Great Northern Railway Historical Society Blueprint Collection JSBP2167, Hardy, Montana, 1918. Montana Central Railway Blueprint Number 133.K.65, Standard Sections for Tunnels. Solid Rock Sections, Timbered Sections. Authorization for Expenditure 8659. Interstate Commerce Commission Account Number 5, Tunnels and Subways. Other ICC account descriptions: ICC Account Number 5, Tunnel.

Great Northern Railway Historical Society Blueprint Collection JSBP2184, Harrington, Washington, 1919. Concrete 6 X 6 Double Culvert. Line Profile. Authorization for Expenditure 10412. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Culvert.

Great Northern Railway Historical Society Blueprint Collection JSBP2185, Harrington, Washington, 1919. Great Northern Blueprint Number 14.330, Steam Shovel Work. List of Work Performed. Authorization for Expenditure 10412. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Culvert.

Great Northern Railway Historical Society Blueprint Collection JSBP2473, Helena, Montana, undated. Great Northern Blueprint Number 103.19.01, Crossing with Np Ry. Signaling Diagram. Interstate Commerce Commission Account Number 27, Signals and Interlockers. Other ICC account descriptions: ICC Account Number 27, Interlocking.