Great Northern Railway Historical Society Blueprint Collection JSBP5731, Sultan, Washington, 1918. Bridge # 444. Piers for Renewal. 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 JSBP5732, Sultan, Washington, 1918. Great Northern Blueprint Number 3.517, Fish Hatchery at Bridge # 444. Gneral Arrangement. Authorization for Expenditure 6129. 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 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.