Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, Bridge 269.1 - Wilson Canyon, Farrington, Washington, Line Segment 047, Milepost 269.1. Sheet 777 - 3, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, Bridge 267.6 - Bouvey Canyon, Windust, Washington, Line Segment 047, Milepost 267.6. Sheet 267 - 6, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, Bridge 265.8 - Burr Canyon, north of Burr, Washington, Line Segment 047, Milepost 265.8. Sheet 265 - 8, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, Bridge 265.8 - Burr Canyon, north of Burr, Washington, Line Segment 047, Milepost 265.8. Sheet 265 - 8, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, Bridge 265.8 - Burr Canyon, north of Burr, Washington, Line Segment 047, Milepost 265.8. Sheet 427 - 1, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, Bridge 190.6 - Four Mile Canyon, east of Paterson, Washington, Line Segment 047, Milepost 190.59. Sheet ML - 190 - 6, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, 120 Foot Turntable. Sheet Q - 11 - 5, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Equalizer Gear, Bridge 5.1 - Willamette River, north of Willbridge, Oregon, Line Segment 047, Milepost 5.15. Sheet 231 - 7065 - 26, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - End Stringer, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 9 - 23, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - End Posts, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 6 - 11 - 6, undated.