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
- 132 more...
- ItemBB021053 - Great Northern Engineering Drawing: Fabreeka Pads, Bridge 455, East of Snohomish, Washington, undated
- ItemBB021055 - Great Northern Engineering Drawing: Deck Plan, Bridge 455, East of Snohomish, Washington, undated
- ItemBB021056 - Great Northern Engineering Drawing: Steel Repairs, Bridge 455, East of Snohomish, Washington, 1960
- ItemBB021057 - Great Northern Engineering Drawing: Steel Repairs, Bridge 455, East of Snohomish, Washington, 1960
- ItemBB021058 - Great Northern Engineering Drawing: Steel Repairs, Bridge 455, East of Snohomish, Washington, 1963
- ItemBB021059 - Great Northern Engineering Drawing: Steel Repairs, Bridge 455, East of Snohomish, Washington, 1968
- ItemBB021060 - Great Northern Engineering Drawing: Deck Plan, Bridge 455, East of Snohomish, Washington, undated
- ItemBB021064 - Great Northern Engineering Drawing: General Plan, Bridge 214.1 - Deep Creek, West of Naples, Idaho, 1939
- ItemBB021065 - Great Northern Engineering Drawing: Piers and Abutments, Bridge 214.1 - Deep Creek, West of Naples, Idaho, undated
- 3860 more...