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
- 224 more...
- ItemBB014448 - Northern Pacific Engineering Drawing: General Layout and Details, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014449 - Northern Pacific Engineering Drawing: Details, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014450 - Northern Pacific Engineering Drawing: Shop Plan - Proposed Repairs, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014451 - Northern Pacific Engineering Drawing: Shop Plan - Proposed Repairs, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014452 - Northern Pacific Engineering Drawing: General Plan and Elevation, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, 1960
- ItemBB014453 - Northern Pacific Engineering Drawing: Rebuild Bridge, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, 1961
- ItemBB014454 - Northern Pacific Engineering Drawing: Turntable Girders, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014455 - Northern Pacific Engineering Drawing: Gusset Plates, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, undated
- ItemBB014456 - Northern Pacific Engineering Drawing: Proposed Support, Bridge 36 - Chico Creek, North of Naval Ammunition Depot Junction, Washington, undated
- 7495 more...