Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T39.7 - Oak Canyon, Oakbrook, Oregon, Line Segment 053, Milepost 39.70. Sheet SS - 510, 1953.

Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T31.8, south of Sinamox, Oregon, Line Segment 053, Milepost 31.77. Sheet RR - 598, 1949.

Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T29.5, Sinamox, Oregon, Line Segment 053, Milepost 29.45. Sheet NO - 349, 1948.

Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T151.0 - Greenwood Ave, Bend, Oregon, Line Segment 053, Milepost 151.03. Sheet, 1965.

Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T151.0 - Greenwood Ave, Bend, Oregon, Line Segment 053, Milepost 151.03. Sheet NO - 329A, 1960.

Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T145.6, south of Deschutes, Oregon, Line Segment 053, Milepost 145.64. Sheet, 1949.

Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T125.7 - Crooked River, south of Opal City, Oregon, Line Segment 053, Milepost 125.71. Sheet NO - 332, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T102.8 - Underpass, south of Paxton, Oregon, Line Segment 053, Milepost 102.78. Sheet SS - 509, 1951.

Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet L - 8 - 13, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Tie Plan, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet L - 8 - 13, undated.