Northern Pacific Engineering Drawing: Trough Floor, Bridge 0.2 - Howard Street, Spokane, Washington, Line Segment 046, Milepost 0.28. Sheet 1054 - 8, undated.

Northern Pacific Engineering Drawing: Transformer Vault, Bridge 71.5 - Station Subway, Spokane, Washington, Line Segment 045, Milepost 71.50. Sheet 1269 - 4, undated.

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

Northern Pacific Engineering Drawing: Tie Plan, Bridge 1.4 - 7th Avenue, south of Sunset Junction, Washington, Line Segment 046, Milepost 1.18. Sheet 2020 - 2, 1963.

Northern Pacific Engineering Drawing: Stringer/Bracing, Bridge 1.4 - 7th Avenue, south of Sunset Junction, Washington, Line Segment 046, Milepost 1.18. Sheet 2020 - 2, 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: Special Manhole/Telegraph Conduit System, Bridge 0.1 - Stevens Street, Spokane, Washington, Line Segment 046, Milepost 0.21. Sheet 1055 - 2, undated.

Northern Pacific Engineering Drawing: Span/Anchor Bolt Layout, Bridge 1.4 - 7th Avenue, south of Sunset Junction, Washington, Line Segment 046, Milepost 1.48. Sheet 2020 - 1, undated.