Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - south Tower/56, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 204 - 1, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - south Tower/56, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 204 - 4, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - south Tower/56, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 204 - 11, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - south Tower/56, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 204 - 12, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - south Tower/56, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 204 - 3, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - south Tower/56, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 204 - 13, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - south Tower Dimensions, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 204 - 17, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - south Portal, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 6 - 11 - 30, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Solenoid Brake, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet Z - 2 - 13 - 40A, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Slab Top Plate, Stringers, Bridge 5.8 - Willamette Boulevard, north of Willbridge, Oregon, Line Segment 047, Milepost 5.80. Sheet AA - 502, undated.