Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 2803 more...
- ItemBB017295 - Northern Pacific Engineering Drawing: Shop Plan - Undercrossing, Bridge 0 - Highway Undercrossing, Pasco, Washington, undated
- ItemBB017296 - Northern Pacific Engineering Drawing: Stairs East of Railway, Bridge 0 - Highway Undercrossing, Pasco, Washington, undated
- ItemBB017297 - Northern Pacific Engineering Drawing: Railway Underpass, Bridge 0 - Highway Undercrossing, Pasco, Washington, undated
- ItemBB017303 - Northern Pacific Engineering Drawing: General Plan etc., Bridge 0.0, Shelton, Washington, 1944
- ItemBB017304 - Northern Pacific Engineering Drawing: Steel and Plate Girder Detail, Bridge 0.0, Shelton, Washington, undated
- ItemBB017305 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 0.0, Shelton, Washington, undated
- ItemBB017306 - Northern Pacific Engineering Drawing: Plan and Elevation, Bridge 0.1, Shelton, Washington, 1944
- ItemBB017307 - Northern Pacific Engineering Drawing: Abutments and Retaining Wall, Bridge 0.1, Shelton, Washington, undated
- ItemBB017308 - Northern Pacific Engineering Drawing: Structural Details, Bridge 0.1, Shelton, Washington, undated
- 4916 more...