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
- 1156 more...
- ItemBB015462 - Northern Pacific Engineering Drawing: Shop Plan - Platform/Ladder, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015463 - Northern Pacific Engineering Drawing: Shop Plan - Stairway, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015464 - Northern Pacific Engineering Drawing: Shop Plan - Stairway, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015465 - Northern Pacific Engineering Drawing: Shop Plan - Motor Support, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, undated
- ItemBB015466 - Northern Pacific Engineering Drawing: Shop Plan - General Plan, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, undated
- ItemBB015467 - Northern Pacific Engineering Drawing: Shop Plan - Aux Brake, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, undated
- ItemBB015468 - Northern Pacific Engineering Drawing: Repair to Racks, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, undated
- ItemBB015469 - Northern Pacific Engineering Drawing: Mag Control/Main Control, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, undated
- ItemBB015470 - Northern Pacific Engineering Drawing: Shop Plan - Wiring Diagram Draw Bar, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, undated
- 6563 more...