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
- 2980 more...
- ItemBB017521 - Northern Pacific Engineering Drawing: Concrete Abutments, Bridge 73, West of Creston, Washington, 1945
- ItemBB017522 - Northern Pacific Engineering Drawing: General Plan, Bridge 1+2375 - Hazeldell Avenue, East of Rye Junction, Washington, 1966
- ItemBB017523 - Northern Pacific Engineering Drawing: Bent Details, Bridge 1+2375 - Hazeldell Avenue, East of Rye Junction, Washington, undated
- ItemBB017524 - Northern Pacific Engineering Drawing: Treat Timber Details, Bridge 1+2375 - Hazeldell Avenue, East of Rye Junction, Washington, undated
- ItemBB017525 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 1 - Public Underpass - Tie Plan, North of Elma, Washington, 1946
- ItemBB017526 - Northern Pacific Engineering Drawing: Concrete Shim Details, Bridge 125 - Underpass, South of Ridgefield, Washington, 1947
- ItemBB017527 - Northern Pacific Engineering Drawing: Beam Spans, Standard Plan, undated
- ItemBB017528 - Northern Pacific Engineering Drawing: Helper Bents, Bridge 0.1 - Marshall Creek, South of Marshall, Washington, 1944
- ItemBB017529 - Northern Pacific Engineering Drawing: Repairs to Pier, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, 1950
- 4739 more...