Great Northern Engineering Drawing: Shop Plan - Rack - Pins, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 142, undated.

Great Northern Engineering Drawing: Shop Plan - Portal Strut, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 109, undated.

Great Northern Engineering Drawing: Shop Plan - Port, Laterals, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 21, undated.

Great Northern Engineering Drawing: Shop Plan - Ladder Tower, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 112, undated.

Great Northern Engineering Drawing: Shop Plan - Girders, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 7, undated.

Great Northern Engineering Drawing: Shop Plan - Girders, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 136, undated.

Great Northern Engineering Drawing: Shop Plan - Girder, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 133, undated.

Great Northern Engineering Drawing: Shop Plan - Girder and Strut, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 113, undated.

Great Northern Engineering Drawing: Shop Plan - General Plan, Bridge 10.5 - Union Slough, north of Delta, Washington, Line Segment 050, Milepost 37.6. Sheet 197 - 3237 - 7, undated.

Great Northern Engineering Drawing: Shop Plan - General Plan, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 107, undated.