Spokane, Portland and Seattle Railway Engineering Drawing: Replace Steel, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet NO438, 1964.

Spokane, Portland and Seattle Railway Engineering Drawing: Replace Steel, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet NO 437, 1964.

Spokane, Portland and Seattle Railway Engineering Drawing: Replace Steel, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet NO 439, 1964.

Spokane, Portland and Seattle Railway Engineering Drawing: Replacement Diagram, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet 00 241, 1963.

Spokane, Portland and Seattle Railway Engineering Drawing: Revision Detail Casting and Pin, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet Z - 1 - 9 - 10, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Revision Sketch, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet Z - 1 - 9 - 9, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Revision Stringer Bracket, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet 00 - 528, 1914.

Spokane, Portland and Seattle Railway Engineering Drawing: Revision Wire Diagram, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet Z - 2 - 13 - 38 - B, 1917.

Spokane, Portland and Seattle Railway Engineering Drawing: Shaft End Lift Machinery, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet Z - 2 - 13 - 1, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shaft Swing Machinery, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet Z - 2 - 13 - 2, undated.