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
- 4948 more...
- ItemBB019848 - Northern Pacific Engineering Drawing: Shop Plan - Girder Beams, Bridge 54 - Starr Road, West of Hauser, Washington, undated
- ItemBB019849 - Northern Pacific Engineering Drawing: Layout, Bridge 65 - Highway Underpass, South of Ritzville, Washington, 1938
- ItemBB019850 - Northern Pacific Engineering Drawing: East Abutment, Bridge 65 - Highway Underpass, South of Ritzville, Washington, undated
- ItemBB019851 - Northern Pacific Engineering Drawing: West Abutment, Bridge 65 - Highway Underpass, South of Ritzville, Washington, undated
- ItemBB019852 - Northern Pacific Engineering Drawing: Abutment Wings, Bridge 65 - Highway Underpass, South of Ritzville, Washington, undated
- ItemBB019853 - Northern Pacific Engineering Drawing: East Abutment, Bridge 65 - Highway Underpass, South of Ritzville, Washington, undated
- ItemBB019854 - Northern Pacific Engineering Drawing: West Abutment, Bridge 65 - Highway Underpass, South of Ritzville, Washington, undated
- ItemBB019855 - Northern Pacific Engineering Drawing: Structural Steel, Bridge 65 - Highway Underpass, South of Ritzville, Washington, undated
- ItemBB019856 - Northern Pacific Engineering Drawing: Concrete Deck, Bridge 65 - Highway Underpass, South of Ritzville, Washington, undated
- 2771 more...