Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Cross Frame, Bridge 270.0 - Box Canyon, north of Farrington, Washington, Line Segment 047, Milepost 270.0, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Cover/Guard, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet WX - 210, 1957.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 227 - 1, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 227 - 5, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 227 - 2, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 227 - 6, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 227 - 3, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 227 - 4, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Counterweight Box, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 6 - 11 - 38, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Control Joint, Bridge E43.4 - Willamette River, south of Tualatin, Oregon, Line Segment 442, Milepost 43.24. Sheet 370 - 6592 - 85, undated.