Spokane, Portland and Seattle Railway Engineering Drawing: Girder Sketch, Bridge 5.7 - Union Pacific Railroad, north of Willbridge, Oregon, Line Segment 047, Milepost 5.73. Sheet, 1909.
Spokane, Portland and Seattle Railway Engineering Drawing: Girder Plan and Elevation, Bridge 133.7 - Rock Creek, east of Cliffs, Washington, Line Segment 047, Milepost 133.66. Sheet 1 - 0 - 15/131, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Girder Details, Bridge G2.1 - County Road, north of Lyle, Washington, Line Segment 439, Milepost 2.02. Sheet NO 430, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Girder Designs, Bridge G14.5 - Klickitat River, Klickitat, Washington, Line Segment 439, Milepost 14.37. Sheet TV - 237, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Girder Addition, Bridge 24.8 - Washougal River (West End), Washington, Line Segment 047, Milepost 28.78. Sheet NO 464, 1968.
Spokane, Portland and Seattle Railway Engineering Drawing: Girder - Sections, Bridge 133.7 - Rock Creek, east of Cliffs, Washington, Line Segment 047, Milepost 133.66. Sheet 1 - 0 - 15/132, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: General View U8 L10, Bridge 5.1 - Willamette River, north of Willbridge, Oregon, Line Segment 047, Milepost 5.15. Sheet 231 - 7065 - 13, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: General Truss Details, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 3, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: General Truss Details, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 4 - 3, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: General Truss Details, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 3, undated.