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Spokane, Portland and Seattle Railway Engineering Drawing: Girders, Bridge 374.6 - 14th Avenue, south of Latah Junction, Washington, Line Segment 047, Milepost 374.71. Sheet 292 - 6561 - 5, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Girder/Laterals, Bridge E71.6 - Mill Creek, south of Salem, Oregon, Line Segment 442, Milepost 71.26. Sheet WX - 187B, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Girder/Cross Frame, Bridge E71.6 - Mill Creek, south of Salem, Oregon, Line Segment 442, Milepost 71.26. Sheet WX - 187A, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Girder/Bolts/Beam Span, Bridge E71.6 - Mill Creek, south of Salem, Oregon, Line Segment 442, Milepost 71.26. Sheet WX - 188A, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Girder/Bearing, Bridge 0.1 - north Portland Road, North Portland Junction, Oregon, Line Segment 047, Milepost 0.07. Sheet 256 - 6778 - 10, 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 - 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: Girder, Bridge 269.1 - Wilson Canyon, Farrington, Washington, Line Segment 047, Milepost 269.1. Sheet 777 - 3, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Girder Spans, Bridge 270.0 - Box Canyon, north of Farrington, Washington, Line Segment 047, Milepost 270.0, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Girder Span, Bridge 270.0 - Box Canyon, north of Farrington, Washington, Line Segment 047, Milepost 270.0, undated.