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
- 811 more...
- ItemBB015087 - Northern Pacific Engineering Drawing: Steel Ties Rail Lock, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015088 - Northern Pacific Engineering Drawing: 30 Foot Girder Span Recondition, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015089 - Northern Pacific Engineering Drawing: Bill of Material/Tie Plan, Bridge 36.8 - West Waterway, West Seattle, Washington, 1930
- ItemBB015090 - Northern Pacific Engineering Drawing: General Drawing, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015091 - Northern Pacific Engineering Drawing: Stress Sheet, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015092 - Northern Pacific Engineering Drawing: Bascule Truss, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015093 - Northern Pacific Engineering Drawing: Tower, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015094 - Northern Pacific Engineering Drawing: Counterweight Truss/Link/Strut, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- ItemBB015095 - Northern Pacific Engineering Drawing: Trunnions/Bearings, Bridge 36.8 - West Waterway, West Seattle, Washington, undated
- 6908 more...