Great Northern Engineering Drawing: Shop Plan - Collar Tower, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 98, undated.

Great Northern Engineering Drawing: Shop Plan - Deck Plate Girder (DPG) Span, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 114, undated.

Great Northern Engineering Drawing: Shop Plan - Diagonals, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 19, undated.

Great Northern Engineering Drawing: Shop Plan - Easer Bar, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 146, undated.

Great Northern Engineering Drawing: Shop Plan - End Posts, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 13, undated.

Great Northern Engineering Drawing: Shop Plan - Erection Diagram, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 139, undated.

Great Northern Engineering Drawing: Shop Plan - Erection Diagram, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 140, undated.

Great Northern Engineering Drawing: Shop Plan - Erection Diagram, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 97, undated.

Great Northern Engineering Drawing: Shop Plan - Erection Diagram, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 138, undated.

Great Northern Engineering Drawing: Shop Plan - Erection Diagram, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 12, undated.