Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Laterals, Bridge T74.6 - Deschutes River, south of Dixon, Oregon, Line Segment 053, Milepost 74.65. Sheet Z - 7 - 22 - 25, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Laterals, Bridge T74.6 - Deschutes River, south of Dixon, Oregon, Line Segment 053, Milepost 74.65. Sheet Z - 7 - 22 - 26, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Laterals, Bridge T74.6 - Deschutes River, south of Dixon, Oregon, Line Segment 053, Milepost 74.65. Sheet Z - 7 - 22 - 27, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Laterals, Bridge T44.0 - Deschutes River, south of Oakbrook, Oregon, Line Segment 053, Milepost 43.94. Sheet Z - 6 - 15 - 10, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Laterals, Bridge 58.8 - Wind River, east of Stevenson, Washington, Line Segment 047, Milepost 58.74. Sheet 777 - 1, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Laterals and Strut, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet Z - 3 - 19 - 10, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Lateral/Brace, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 6 - 11 - 24, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Lateral, etc., Bridge S - 31.3 - Wylie Creek, Foster, Oregon, Line Segment 457, Milepost 31.29. Sheet P - 3 - 1, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Lateral, Bridge T49.2 - White River, south of Sherar, Oregon, Line Segment 053, Milepost 49.20. Sheet Z - 6 - 17 - 7, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Lateral, Bridge T49.2 - White River, south of Sherar, Oregon, Line Segment 053, Milepost 49.20. Sheet Z - 6 - 17 - 10, undated.