Spokane, Portland and Seattle Railway Engineering Drawing: Layout Sheet, Bridge T151.7 - Third Avenue, Bend, Oregon, Line Segment 053, Milepost 151.74, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Layout Sheet, Bridge T151.2 - Franklin Avenue, Bend, Oregon, Line Segment 053, Milepost 151.30. Sheet 5829, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Layout Sheet, Bridge T151.2 - Franklin Avenue, Bend, Oregon, Line Segment 053, Milepost 151.30. Sheet 242 - 4989 - 1, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Layout of Trestle Bridge, Bridge E78.8 - Underpass, south of Minto, Oregon, Line Segment 442, Milepost 78.76. Sheet Y - 5 - 4, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Layout of Trestle Bridge, Bridge E76.6 - Crossing, south of Minto, Oregon, Line Segment 442, Milepost 76.57. Sheet Y - 5 - 3, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Layout of Trestle Brace, Bridge E80.1 - Underpass, south of Orville, Oregon, Line Segment 442, Milepost 80.09. Sheet Y - 5 - 4, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Lateral/Floor/Beam/Struts, Bridge E98.6 - Calapooia River, south of Albany, Oregon, Line Segment 442, Milepost 98.44. Sheet F - 5 - 2, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Latch Plunger Guide, Bridge 5.1 - Willamette River, north of Willbridge, Oregon, Line Segment 047, Milepost 5.15. Sheet Z - 1 - 2 - 27, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Latch Bar Cranks, Bridge A94.9 - John Day River, west of Knappa, Oregon, Line Segment 440, Milepost 94.80. Sheet WW - 380, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Large Shaft Bearing, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet Z - 3 - 22 - 5, undated.