Great Northern Railway Historical Society Blueprint Collection JSBP1717, Gold Bar, Washington, 1961. Great Northern Blueprint Number 333-6289-C, Proposed Bridge over Proctor Creek. Plan, Elevation and Section With Some Dimensions. 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 JSBP1716, Gold Bar, Washington, 1961. Great Northern Blueprint Number 333.6289.C, Bridge over Proctor Creek. Proposed Bridge. Interstate Commerce Commission Account Number 6, Bridges, Trestles, and Culverts. Other ICC account descriptions: ICC Account Number 6, Bridge.

Burlington Northern Engineering Drawing: Deck Plan, Bridge 440 - Wallace River (formerly Great Northern), west of Gold Bar, Washington, Line Segment 037, Milepost 1757.2. Sheet 194 - 2104 - 24, 1982.