Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - General Plan, Bridge 270.0 - Box Canyon, north of Farrington, Washington, Line Segment 047, Milepost 270.0. Sheet 422 - 4, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - General Plan, Bridge 270.0 - Box Canyon, north of Farrington, Washington, Line Segment 047, Milepost 270.0. Sheet 422 - 4, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - General Plan, 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 - General Plan, 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 - General Note, Bridge E43.4 - Willamette River, south of Tualatin, Oregon, Line Segment 442, Milepost 43.24. Sheet 370 - 6592 - 47, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - General Draw, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet Z - 2 - 12 - 1, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Gears Pins, 120 Foot Turntable, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Gears and Bearings, Turntable, Portland, Oregon, Line Segment 047, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Framing, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 228 - 8, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Framing, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 229 - 4, undated.