Spokane, Portland and Seattle Railway Engineering Drawing: Skew Bents, Bridge E78.8 - Underpass, south of Minto, Oregon, Line Segment 442, Milepost 78.76. Sheet SS - 438, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Skew Bent/Pedestal, Bridge 0.84 - Deschutes River, Bend, Oregon, Line Segment 637, Milepost 0.84. Sheet NO - 310, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Skew Back Pedestal, Bridge T125.7 - Crooked River, south of Opal City, Oregon, Line Segment 053, Milepost 125.71. Sheet BB - 548, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Skew Back Pedestal, Bridge T125.7 - Crooked River, south of Opal City, Oregon, Line Segment 053, Milepost 125.71. Sheet Z - 7 - 24 - 2, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Sketch Wood Block, Bridge 270.0 - Box Canyon, north of Farrington, Washington, Line Segment 047, Milepost 270.0. Sheet 0 - 1 - 1, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Sketch Ties Bolts and Washer, Bridge 270.0 - Box Canyon, north of Farrington, Washington, Line Segment 047, Milepost 270.0. Sheet 0 - 1 - 1, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Sketch Showing Deck, Bridge 267.6 - Bouvey Canyon, Windust, Washington, Line Segment 047, Milepost 267.6. Sheet NN - 435, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Sketch Oregon Railroad and Navigation Company Crossing, Bridge 5.7 - Union Pacific Railroad, north of Willbridge, Oregon, Line Segment 047, Milepost 5.73, undated.