Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Lateral, Bridge 5.1 - Willamette River, north of Willbridge, Oregon, Line Segment 047, Milepost 5.15. Sheet Z - 1 - 7 - 19, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Grill, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 201 - 43, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Grill, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 201 - 44, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Grill, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 201 - 45, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Grill, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 201 - 46, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Chords, Bridge T43.7 - Deschutes River, south of Oakbrook, Oregon, Line Segment 053, Milepost 43.65. Sheet Z - 6 - 14 - 22, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Chords, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 9 - 9, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Chords, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 9 - 22, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Chords, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 10 - 7, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Chords, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 9 - 24, undated.