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
- 2773 more...
- ItemBB026125 - Great Northern Engineering Drawing: Deck Plan, Bridge 462, West of Snohomish, Washington, 1948
- ItemBB026126 - Great Northern Engineering Drawing: Shop Plan - 27 Foot Beam, Bridge 462, West of Snohomish, Washington, 1948
- ItemBB026127 - Great Northern Engineering Drawing: Piers Number 5, 6 and 7, Bridge 462, West of Snohomish, Washington, 1948
- ItemBB026128 - Great Northern Engineering Drawing: Shop Plan - 27 Foot Span, Bridge 462, West of Snohomish, Washington, 1948
- ItemBB026129 - Great Northern Engineering Drawing: Abutment Number 1, Piers 2 and 3, Bridge 462, West of Snohomish, Washington, 1948
- ItemBB026130 - Great Northern Engineering Drawing: Deck Plan, Bridge 462, West of Snohomish, Washington, 1969
- ItemBB026131 - Great Northern Engineering Drawing: Abutment Details and Bill of Material, Bridge 462, West of Snohomish, Washington, 1948
- ItemBB026133 - Great Northern Engineering Drawing: Location Brackets and Pile, Bridge 464, West of Snohomish, Washington, 1958
- ItemBB026134 - Great Northern Engineering Drawing: General Plan, Bridge 464, West of Snohomish, Washington, 1958
- 1219 more...