Northern Pacific Engineering Drawing: Strain Sheet, Bridge 52.1 - Satsop River, west of Satsop, Washington, Line Segment 402, Milepost 52.44. Sheet 446 - 3, undated.

Northern Pacific Engineering Drawing: Strain Sheet, Bridge 52 (54), west of Spire Rock, Montana, Line Segment 326, Milepost 52.8. Sheet 293 - 2, undated.

Northern Pacific Engineering Drawing: Strain Sheet, Bridge 3.2 (72.2) - Hoquiam River, Washington, Line Segment 610. Sheet 293 - 9, undated.

Northern Pacific Engineering Drawing: Steel Truss, Bridge 52.1 - Satsop River, west of Satsop, Washington, Line Segment 402, Milepost 52.44. Sheet 446 - 3, undated.

Northern Pacific Engineering Drawing: Steel Towers, Bridge 1.4 - 7th Avenue, south of Sunset Junction, Washington, Line Segment 046, Milepost 1.48. Sheet 2020 - 1, undated.

Northern Pacific Engineering Drawing: Steel Ties Rail Lock, Bridge 36.8 - west Waterway, West Seattle, Washington, Line Segment 051. Sheet 1063 - 36, undated.

Northern Pacific Engineering Drawing: Steel Superstructure/Bridge, Bridge 67 - Rock Creek, west of Tuscor, Montana, Line Segment 044, Milepost 67.1. Sheet 1060 - 57, undated.

Northern Pacific Engineering Drawing: Steel Spans, Bridge 24.1 - Highway (may be Line Segment 404) Woodinville, Washington, Line Segment 403, Milepost 24.7. Sheet 2005 - 2, undated.

Northern Pacific Engineering Drawing: Steel Spans S3 east and S3 West, Bridge 1 - State Boulevard, Helena, Montana, Line Segment 042, Milepost 1.9. Sheet 1276 - 9, undated.