Spokane, Portland and Seattle Railway Engineering Drawing: Steel Pony Bent, Bridge G2.1 - County Road, north of Lyle, Washington, Line Segment 439, Milepost 2.02. Sheet NO 417 - J, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Steel Girder, Bridge E85.0, Sidney, Oregon, Line Segment 442, Milepost 85.00. Sheet Y - 5 - 7, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Steel Fit - Proposed Changes, Bridge 270.0 - Box Canyon, north of Farrington, Washington, Line Segment 047, Milepost 270.0. Sheet NN - 292, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Steel End Ties, Bridge 5.1 - Willamette River, north of Willbridge, Oregon, Line Segment 047, Milepost 5.15. Sheet NO - 291, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Steel Details, Bridge T39.7 - Oak Canyon, Oakbrook, Oregon, Line Segment 053, Milepost 39.70. Sheet NO - 377, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Steel Details, Bridge T151.0 - Greenwood Ave, Bend, Oregon, Line Segment 053, Milepost 151.03, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Steel Details, Bridge T102.8 - Underpass, south of Paxton, Oregon, Line Segment 053, Milepost 102.78. Sheet NO - 365, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Steel Details, Bridge G2.1 - County Road, north of Lyle, Washington, Line Segment 439, Milepost 2.02. Sheet NO 417 - K, undated.