Northern Pacific Engineering Drawing: Detail Additional Material, Bridge 24 - Little Blackfoot River, west of Blossburg, Montana, Line Segment 042, Milepost 24.0. Sheet 427 - 6, 1909.

Northern Pacific Engineering Drawing: Detail Additional Material/Arrangement, Bridge 48 (070), west of Columbus, Montana, Line Segment 041, Milepost 48.9. Sheet 787 - 49, undated.

Northern Pacific Engineering Drawing: Detail Alter Top Chord, Bridge 2 - Stillaguamish River, east of Arlington, Washington, Line Segment 406, Milepost 10.4. Sheet 444 - 22, undated.

Northern Pacific Engineering Drawing: Detail Angle A1, Bridge 41, Washington, Line Segment 046, Milepost 41.23. Sheet 1264 - 14, undated.

Northern Pacific Engineering Drawing: Detail Bearings, etc., Bridge 84 - Toutle River, south of Vader, Washington, Line Segment 052, Milepost 84.9. Sheet 429 - 18, undated.

Northern Pacific Engineering Drawing: Detail Bottom Chord/Struts, Bridge 104 - Nooksack River, north of Acme, Washington, Line Segment 403, Milepost 104.3. Sheet 771 - 25, undated.

Northern Pacific Engineering Drawing: Detail Bottom/Top Chord, Bridge 3.2 (72.2) - Hoquiam River, Washington, Line Segment 610. Sheet 293 - 9, undated.