Spokane, Portland and Seattle Railway Engineering Drawing: Standard Column Section, Bridge 269.1 - Wilson Canyon, Farrington, Washington, Line Segment 047, Milepost 269.1. Sheet 777 - 3, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Standard Column Section, Bridge 269.1 - Wilson Canyon, Farrington, Washington, Line Segment 047, Milepost 269.1. Sheet 777 - 3, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Standard Column Section C4, Bridge 269.1 - Wilson Canyon, Farrington, Washington, Line Segment 047, Milepost 269.1. Sheet 777 - 3, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Standard Box Culvert, Bridge T151.2 - Franklin Avenue, Bend, Oregon, Line Segment 053, Milepost 151.30. Sheet 5371, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Standard Bearings, Bridge 269.1 - Wilson Canyon, Farrington, Washington, Line Segment 047, Milepost 269.1. Sheet 777 - 3, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Standard 80 Foot Through Plate Girder, Bridge Standard Plan. Sheet WX - 134, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Standard 80 Foot Through Plate Girder, Bridge Standard Plan. Sheet AA - 430, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Standard 75 Foot Deck Plate Girder (DPG), Bridge Standard Plan. Sheet NO - 282, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Standard 75 Foot Deck Plate Girder (DPG), Bridge Standard Plan, Line Segment 999. Sheet AA - 434, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Standard 75 Foot Deck Plate Girder (DPG), Bridge Standard Plan. Sheet NO - 281, undated.