Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 3802 more...
- ItemBB027365 - Great Northern Engineering Drawing: Shop Plan - Details Stringers, Bridge 4 - Salmon Bay, Ballard, Washington, undated
- ItemBB027366 - Great Northern Engineering Drawing: Shop Plan - Details Posts, Bridge 4 - Salmon Bay, Ballard, Washington, undated
- ItemBB027367 - Great Northern Engineering Drawing: Shop Plan - Details Diagonal, Bridge 4 - Salmon Bay, Ballard, Washington, undated
- ItemBB027368 - Great Northern Engineering Drawing: Shop Plan - Details Pieces, Bridge 4 - Salmon Bay, Ballard, Washington, undated
- ItemBB027369 - Great Northern Engineering Drawing: Shop Plan - Detail Post, Bridge 4 - Salmon Bay, Ballard, Washington, undated
- ItemBB027370 - Great Northern Engineering Drawing: Shop Plan - Details Bracing, Bridge 4 - Salmon Bay, Ballard, Washington, undated
- ItemBB027371 - Great Northern Engineering Drawing: Shop Plan - Details Bracing, Bridge 4 - Salmon Bay, Ballard, Washington, undated
- ItemBB027372 - Great Northern Engineering Drawing: Shop Plan - Details Bracing, Bridge 4 - Salmon Bay, Ballard, Washington, undated
- ItemBB027373 - Great Northern Engineering Drawing: Shop Plan - Details Bracing, Bridge 4 - Salmon Bay, Ballard, Washington, undated
- 190 more...