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
- 235 more...
- ItemBB014459 - Northern Pacific Engineering Drawing: Structural Details, Bridge 41 - Highway, North of Silverdale, Washington, undated
- ItemBB014460 - Northern Pacific Engineering Drawing: Footing Plan, Bridge 41 - Highway, North of Silverdale, Washington, undated
- ItemBB014461 - Northern Pacific Engineering Drawing: Estimating Sketch, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014462 - Northern Pacific Engineering Drawing: General Layout, Bridge 1 - Heins Creek, West of Naval Ammunition Depot Junction, Washington, 1944
- ItemBB014463 - Northern Pacific Engineering Drawing: Details, Bridge 1 - Heins Creek, West of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014464 - Northern Pacific Engineering Drawing: Plan and Elevation, Bridge 1 - Heins Creek, West of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014465 - Northern Pacific Engineering Drawing: Detail of Abutment, Bridge 1 - Heins Creek, West of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014466 - Northern Pacific Engineering Drawing: Structure Deck Details, Bridge 1 - Heins Creek, West of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014467 - Northern Pacific Engineering Drawing: Structure Details - Piers, Bridge 1 - Heins Creek, West of Naval Ammunition Depot Junction, Washington, undated
- 7484 more...