Great Northern Railway Historical Society Blueprint Collection JSBP0840, Cascade Division, undated. Schematic Circuit. Wenatchee to Oroville. Interstate Commerce Commission Account Number 26, Telegraph and Telephone Lines. Other ICC account descriptions: ICC Account Number 26, Communications.

Great Northern Railway Historical Society Blueprint Collection JSBP0838, Cascade Division, 1919. Great Northern Blueprint Number 15.601.02, Snow Shed # 1711.8. Single Span Roof Section. 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 JSBP0837, Cascade Division, 1919. Great Northern Blueprint Number 15.601.01, Snow Shed # 1711.8. Double Track Section "A". 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 JSBP0836, Cascade Division, 1919. Great Northern Blueprint Number 15.601.03, Snow Shed # 1711.8. Single Track Sections. 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 JSBP0833, Cascade Division, 1917. Great Northern Blueprint Number 12-701 Sheet 3, Single Track Timber Snow Shed. Diagram of Spread of Bents at Curve. 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 JSBP0832, Cascade Division, 1917. Great Northern Blueprint Number 13.407.01, Double Track Snow Shed # 1715. Reinforced Concrete Wall and 16" Timber Roof. 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 JSBP0831, Cascade Division, 1917. Great Northern Blueprint Number 13.407.02, Double Track Snow Shed # 1715. 20' Span On Middle Line Posts. 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 JSBP0830, Cascade Division, 1917. Great Northern Blueprint Number 15.719, Flume over Snowshed. Construction Over Concrete Backwall. Authorization for Expenditure 4907. 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 JSBP0829, Cascade Division, 1917. Great Northern Blueprint Number 12-700 Sheet 4, Double Track Snow Shed - Timber. Sections. Authorization for Expenditure 2203. 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 JSBP0828, Cascade Division, 1917. Sea Wall. Repairs to Sea Wall. Authorization for Expenditure 4820. Interstate Commerce Commission Account Number 3, Grading.