Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Detail - Column, 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 - Detail - Column, Bridge 265.8 - Burr Canyon, north of Burr, Washington, Line Segment 047, Milepost 265.8, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Detail - Column, 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 - Detail - Column, 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 - Detail - Column, 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 - Detail - Column, 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 - Deflection Diagram, Bridge T125.7 - Crooked River, south of Opal City, Oregon, Line Segment 053, Milepost 125.71. Sheet Z - 7 - 26 - 4, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Deck Plate Girder, Bridge T43.7 - Deschutes River, south of Oakbrook, Oregon, Line Segment 053, Milepost 43.65. Sheet Z - 6 - 14 - 6, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Deck Plate Girder, Bridge T43.7 - Deschutes River, south of Oakbrook, Oregon, Line Segment 053, Milepost 43.65. Sheet Z - 6 - 14 - 8, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Deck Plate Girder, Bridge T43.7 - Deschutes River, south of Oakbrook, Oregon, Line Segment 053, Milepost 43.65. Sheet Z - 6 - 14 - 5, undated.