Spokane, Portland and Seattle Railway Engineering Drawing: 50 Foot Deck Plate Girder (DPG), Bridge 66.4 - Little White Salmon River, east of Cooks, Washington, Line Segment 047, Milepost 66.32. Sheet AA411, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Bolts for Truss, Bridge 66.4 - Little White Salmon River, east of Cooks, Washington, Line Segment 047, Milepost 66.32. Sheet NN - 443, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Deck Sketch, Bridge 66.4 - Little White Salmon River, east of Cooks, Washington, Line Segment 047, Milepost 66.32. Sheet NN - 434, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Elevation/Lateral Bracing/Cross Frame, Bridge 66.4 - Little White Salmon River, east of Cooks, Washington, Line Segment 047, Milepost 66.32. Sheet NO - 287, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Erection Diagram, Bridge 66.4 - Little White Salmon River - Erection Dig, east of Cooks, Washington, Line Segment 047, Milepost 66.32. Sheet AA - 123, 1913. Note: Steel spans and AFE truss

Spokane, Portland and Seattle Railway Engineering Drawing: Girder, Bridge 66.4 - Little White Salmon River, east of Cooks, Washington, Line Segment 047, Milepost 66.32. Sheet E - F200 - A, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Girder, Bridge 66.4 - Little White Salmon River, east of Cooks, Washington, Line Segment 047, Milepost 66.32. Sheet E - F200 - B, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Marking Diagram, Bridge 66.4 - Little White Salmon River, east of Cooks, Washington, Line Segment 047, Milepost 66.32. Sheet NN193, undated.