Spokane, Portland and Seattle Railway Engineering Drawing: Bearing Shoes, Bridge E35.3 - Tualatin River, south of Tigard, Oregon, Line Segment 442, Milepost 35.21. Sheet T - 7 - 7, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Bearing Location, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet Z - 5 - 2 - 6, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Bearing for Main Shaft, Bridge A62.7 - Clatskanie River, west of Clatskanie, Oregon, Line Segment 440, Milepost 62.67. Sheet CC - 637, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Bearing Details, Bridge E43.4 - Willamette River, south of Tualatin, Oregon, Line Segment 442, Milepost 43.24. Sheet 370 - 6592 - 21, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Bearing 100 Foot Plate Girder, Bridge Standard Plan. Sheet AA - 433, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Beam Spans Framing Plan, Bridge 0.1 - north Portland Road, North Portland Junction, Oregon, Line Segment 047, Milepost 0.07. Sheet 256 - 6778 - 12, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Beam Spans Concrete/Bridge, Bridge 0.1 - north Portland Road, North Portland Junction, Oregon, Line Segment 047, Milepost 0.07. Sheet 256 - 6778 - 13, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Beacon Rock Park, Bridge 44.3 - Woodard Creek, east of Skamania, Washington, Line Segment 047, Milepost 44.30. Sheet N - 1 - 11, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Barrel, Bridge 10.92 - Apple Tree Road, Vancouver, Washington, Line Segment 047, Milepost 10.92. Sheet 377 - 8276 - 2, undated.