Great Northern Engineering Drawing: Shop Plan - Stairs, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 55, undated.
Great Northern Engineering Drawing: Shop Plan - Stairs, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 55, undated.
Great Northern Engineering Drawing: Shop Plan - Stringers, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0, undated.
Great Northern Engineering Drawing: Shop Plan - Stringers, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 18, undated.
Great Northern Engineering Drawing: Shop Plan - Truss, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 13, undated.
Great Northern Engineering Drawing: Shop Plan - Truss, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 12, undated.
Great Northern Engineering Drawing: Shop Plan - Trusses, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 41, undated.
Great Northern Engineering Drawing: Shop Plan - Wedges, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 29, undated.
Great Northern Engineering Drawing: Slide Easer Bar Joint, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 79, undated.
Great Northern Engineering Drawing: Soundings - Skagit River, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 11 - 707 - 2, undated.
Great Northern Engineering Drawing: Stairs to Operating House, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 200 - 1714 - 48, undated.