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
- 3585 more...
- ItemBB018172 - Northern Pacific Engineering Drawing: General Plan/Detail Steel, Bridge 1.2 - 5th Avenue, Spokane, Washington, undated
- ItemBB018173 - Northern Pacific Engineering Drawing: Abutments, Bridge 1.2 - 5th Avenue, Spokane, Washington, undated
- ItemBB018174 - Northern Pacific Engineering Drawing: Slabs/Bents, Bridge 1.2 - 5th Avenue, Spokane, Washington, undated
- ItemBB018175 - Northern Pacific Engineering Drawing: Shop Plan - Trough Floor, Bridge 1.2 - 5th Avenue, Spokane, Washington, undated
- ItemBB018176 - Northern Pacific Engineering Drawing: General Plan, Bridge 1.2 - 5th Avenue(Shoofly), Spokane, Washington, undated
- ItemBB018177 - Northern Pacific Engineering Drawing: General Details, Bridge 1.2 - 5th Avenue, Spokane, Washington, undated
- ItemBB018178 - Northern Pacific Engineering Drawing: S End/Washington Street Arch, Bridge 0.3 - Wash. Street, Spokane, Washington, undated
- ItemBB018179 - Northern Pacific Engineering Drawing: Reinforcement Concrete Arch, Bridge 0.3 - Wash. Street, Spokane, Washington, undated
- ItemBB018180 - Northern Pacific Engineering Drawing: South End/East Abutment, Bridge 0.3 - Wash. Street, Spokane, Washington, undated
- 4134 more...