Great Northern Railway Historical Society Blueprint Collection JSBP0826, Cascade Division, 1916. Great Northern Blueprint Number 12-701 Sheet 4, Single Track Snow Shed - for Steep Rock Slope. General Order of Limber. 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 JSBP0827, Cascade Division, 1916. Great Northern Blueprint Number 12-701 Sheet 2, Single Track Timber Snow Shed. General Plan. 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.

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 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 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 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 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 JSBP0834, Cascade Division, 1918. Great Northern Blueprint Number 202.3177.01, Bridge # 455. Mitered Rail End for Draw Spans. Authorization for Expenditure 4474. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.

Great Northern Railway Historical Society Blueprint Collection JSBP0835, Cascade Division, 1918. Great Northern Blueprint Number 195.1447.11, Bridge # 455. Details of End Lift and Latch - 250' Draw Span. Authorization for Expenditure 4474. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.