Great Northern Engineering Drawing: Fabreeka Pads and Plates, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 56, undated.

Great Northern Engineering Drawing: Fabreeka Pads, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 182, undated.

Great Northern Engineering Drawing: Field Erection Details, Bridge 10.5 - Union Slough, north of Delta, Washington, Line Segment 050, Milepost 37.6. Sheet 197 - 3237 - 5, undated.

Great Northern Engineering Drawing: General Plan - Bridge Number 11, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 50, undated.

Great Northern Engineering Drawing: General Plan - Fender Wall, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 57, undated.

Great Northern Engineering Drawing: General Plan of Easer Bars, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 177, undated.