Great Northern Engineering Drawing: Shop Plan - Floor Beam and Stringer, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 20, undated.

Great Northern Engineering Drawing: Shop Plan - Floor Beams, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 99, undated.

Great Northern Engineering Drawing: Shop Plan - Floor System, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 134, undated.

Great Northern Engineering Drawing: Shop Plan - Floorbeam, Stringers, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 8, undated.

Great Northern Engineering Drawing: Shop Plan - Gear and Pinion, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 143, undated.

Great Northern Engineering Drawing: Shop Plan - Gear and Pinion, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 144, undated.

Great Northern Engineering Drawing: Shop Plan - Gear and Pinion, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 145, 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.

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 - Girder and Strut, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 113, undated.