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
- 6898 more...
- ItemBB028868 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028869 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028870 - Northern Pacific Engineering Drawing: Shop Plan - Blocking Erection, Bridge 53 - Willapa River, Raymond, Washington, undated
- ItemBB028871 - Northern Pacific Engineering Drawing: Shop Plan - General Plan, Bridge 53 - Willapa River, Raymond, Washington, undated
- ItemBB028872 - Northern Pacific Engineering Drawing: Shop Plan - General Plan, Bridge 53 - Willapa River, Raymond, Washington, undated
- ItemBB028873 - Northern Pacific Engineering Drawing: Shop Plan - End Posts, Bridge 53 - Willapa River, Raymond, Washington, undated
- ItemBB028874 - Northern Pacific Engineering Drawing: Fly Wheel Engine/Pin, Bridge 53 - Willapa River, Raymond, Washington, undated
- ItemBB028875 - Northern Pacific Engineering Drawing: Fly Wheel Engine/Pin, Bridge 53 - Willapa River, Raymond, Washington, undated
- ItemBB028876 - Northern Pacific Engineering Drawing: Reads of End Lift, Bridge 53 - Willapa River, Raymond, Washington, undated
- 821 more...