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
- 4521 more...
- ItemBB019204 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 104 - Nooksack River, North of Acme, Washington, 1946
- ItemBB019205 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 104 - Nooksack River, North of Acme, Washington, 1933
- ItemBB019206 - Northern Pacific Engineering Drawing: Conditions at Bridge, Bridge 104 - Nooksack River, North of Acme, Washington, undated
- ItemBB019207 - Northern Pacific Engineering Drawing: Conditions at Bridge, Bridge 104 - Nooksack River, North of Acme, Washington, undated
- ItemBB019208 - Northern Pacific Engineering Drawing: 200 Foot Through Span, Bridge 61.1 - Stillaguamish River, East of Arlington, Washington, 1902
- ItemBB019209 - Northern Pacific Engineering Drawing: Abutments, Bridge 61.1 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB019210 - Northern Pacific Engineering Drawing: Piers, Bridge 61.1 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB019213 - Northern Pacific Engineering Drawing: Shop Plan - Bridge Girder, Bridge 73 - Clark Fork River, West of Noxon, Montana, undated
- ItemBB019214 - Northern Pacific Engineering Drawing: Shop Plan - Bridge Girder, Bridge 73 - Clark Fork River, West of Noxon, Montana, undated
- 3198 more...