Great Northern Engineering Drawing: Shop Plan - 60 Foot Through Plate Girder, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 69, undated.

Great Northern Engineering Drawing: Shop Plan - 60 Foot Through Plate Girder, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 67, undated.

Great Northern Engineering Drawing: Shop Plan - 60 Foot Through Plate Girder, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 68, undated.

Great Northern Engineering Drawing: Shop Plan - 32 Foot Deck Plate Girder (DPG), Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 70, undated.

Great Northern Engineering Drawing: Shop Plan - 32 Foot Deck Plate Girder (DPG), Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 70, undated.

Great Northern Engineering Drawing: Shop Plan - 200 Foot Bearing, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 24, undated.

Great Northern Engineering Drawing: Shoes 200 Foot Drawspan, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 97, undated.

Great Northern Engineering Drawing: Shaft Detail Lining Device, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 88, undated.

Great Northern Engineering Drawing: Rev - Easer Bar, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 89, 1925.