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
- 5534 more...
- ItemBB020630 - Northern Pacific Engineering Drawing: Shop Plan - Pan, Bridge 9.46 - I-90, South of Wilburton, Washington, undated
- ItemBB020631 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB020632 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB020633 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB020634 - Northern Pacific Engineering Drawing: General Plan, Bridge 1 - I - 5, East of Rye Junction, Washington, undated
- ItemBB020635 - Northern Pacific Engineering Drawing: Abutment Number 1, Bridge 1 - I - 5, East of Rye Junction, Washington, undated
- ItemBB020636 - Northern Pacific Engineering Drawing: Piers 2/3/4, Bridge 1 - I - 5, East of Rye Junction, Washington, undated
- ItemBB020637 - Northern Pacific Engineering Drawing: Abutment Number 5, Bridge 1 - I - 5, East of Rye Junction, Washington, undated
- ItemBB020638 - Northern Pacific Engineering Drawing: Girder Framing Plan, Bridge 1 - I - 5, East of Rye Junction, Washington, undated
- 2185 more...