Great Northern Engineering Drawing: Cross Section and Profile, Bridge 455, east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 7 - E - 20500, undated.

Great Northern Engineering Drawing: Cross Section at Bridge 36, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 12 - 822, undated.

Great Northern Engineering Drawing: Cross Section at Bridge 36, Bridge 36 - Skagit River, north of Mount Vernon, Washington, Line Segment 050, Milepost 70.0. Sheet 6 - 908, undated.

Great Northern Engineering Drawing: Cross Section, Bridge 82.7 - Skytrain, Vancouver Junction, British Columbia, Line Segment 056. Sheet 203 - 2736, undated.

Great Northern Engineering Drawing: Cross Sections - Dike, Bridge 455, east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 7 - E - 20500, undated.

Great Northern Engineering Drawing: Cross Sections - Dike, Bridge 455, east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 7 - E - 20500, undated.

Great Northern Engineering Drawing: Crossframes 107 Foot Span, Bridge 413, west of Alpine, Washington, Line Segment 037, Milepost 1726.3. Sheet 261 - 4748 - 14, 1942.

Great Northern Engineering Drawing: Cut List, Kettle River, west of Kettle Falls, Washington, Line Segment 377, Milepost 10.83. Sheet 291 - 5302 - 11, 1940.

Great Northern Engineering Drawing: Datum - Low Water in Spring, Bridge 77 - Fraser River, New Westminster, British Columbia, Line Segment 056, Milepost 140.9. Sheet 202 - 1658 - 2, undated.

Great Northern Engineering Drawing: Deck and Masonry Plan, Bridge 455, east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 201 - 4135 - 46, 1952.