Great Northern Railway Historical Society Blueprint Collection JSBP5733, Sultan, Washington, 1919. Great Northern Blueprint Number 6.625, Bridge # 446. Reinforcement for Capstones - Steel Girder Bridge Piers. Authorization for Expenditure 9911. 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 JSBP5734, Sultan, Washington, 1919. Bridge # 446. Side View of New Structure. Authorization for Expenditure 9911. 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 JSBP5735, Sultan, Washington, 1919. Bridge # 444. Profile North Side East Trestle. Authorization for Expenditure 8129. 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 JSBP5736, Sultan, Washington, 1920. Great Northern Blueprint Number 194.1376.39, Bridge # 446. General Plan. Authorization for Expenditure 9911. 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 JSBP5737, Sultan, Washington, 1920. Great Northern Blueprint Number 194.1376.40, Bridge # 446. Addition to Piers 3 and 4. Authorization for Expenditure 9911. 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 JSBP5738, Sultan, Washington, 1920. Bridge # 446. Replace Trestle with T.P.G.. Authorization for Expenditure 9911. 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 JSBP5739, Sultan, Washington, 1920. Concrete Foundations. List of Material. Authorization for Expenditure 9911. 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 JSBP5740, Sultan, Washington, 1920. Bridge # 446. Additional Piers and Abutments. Authorization for Expenditure 9911. 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 JSBP5741, Sultan, Washington, 1920. Great Northern Blueprint Number B/329, Bridge Fixture for Bridge Number 444. 2 Views and Placement Diagram. Authorization for Expenditure 13106. 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 JSBP5742, Sultan, Washington, 1920. Great Northern Blueprint Number 2 OF 2, Bridge Number 444 - Shortening and Reinforcing Howe Span. Elevations, Sections and Material List. Authorization for Expenditure 13106. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.