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
- 2611 more...
- ItemBB025960 - Great Northern Engineering Drawing: Plan and Profile, Bridge 455, East of Snohomish, Washington, undated
- ItemBB025961 - Great Northern Engineering Drawing: Dike Intersection With Northern Pacific Railroad, Bridge 455, East of Snohomish, Washington, undated
- ItemBB025962 - Great Northern Engineering Drawing: Cross Sections - Dike, Bridge 455, East of Snohomish, Washington, undated
- ItemBB025963 - Great Northern Engineering Drawing: Plan and Profile, Bridge 455, East of Snohomish, Washington, undated
- ItemBB025964 - Great Northern Engineering Drawing: Plan and Profile, Bridge 455, East of Snohomish, Washington, undated
- ItemBB025965 - Great Northern Engineering Drawing: Plan and Profile, Bridge 455, East of Snohomish, Washington, undated
- ItemBB025966 - Great Northern Engineering Drawing: Plan and Profile, Bridge 455, East of Snohomish, Washington, undated
- ItemBB025967 - Great Northern Engineering Drawing: Inlet Structure Detail, Bridge 455, East of Snohomish, Washington, undated
- ItemBB025968 - Great Northern Engineering Drawing: Plan and Profile, Bridge 455, East of Snohomish, Washington, undated
- 1381 more...