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
- 575 more...
- ItemBB021635 - Great Northern Engineering Drawing: Railing Plan, Bridge 1626.8 - Highway, West of Trinidad, Washington, undated
- ItemBB021636 - Great Northern Engineering Drawing: Deck Drain/Down Spouts, Bridge 1626.8 - Highway, West of Trinidad, Washington, undated
- ItemBB021637 - Great Northern Engineering Drawing: Track Layout, Bridge 1626.8 - Highway, West of Trinidad, Washington, undated
- ItemBB021638 - Great Northern Engineering Drawing: Temporary Cribbing, Bridge 1626.8 - Highway, West of Trinidad, Washington, undated
- ItemBB021639 - Great Northern Engineering Drawing: Shop Plan - Anchor Bolt, Bridge 1626.8 - Highway, West of Trinidad, Washington, undated
- ItemBB021640 - Great Northern Engineering Drawing: Shop Plan - Erection Plan, Bridge 1626.8 - Highway, West of Trinidad, Washington, undated
- ItemBB021641 - Great Northern Engineering Drawing: Shop Plan - Girders, Bridge 1626.8 - Highway, West of Trinidad, Washington, undated
- ItemBB021642 - Great Northern Engineering Drawing: Shop Plan - Girders, Bridge 1626.8 - Highway, West of Trinidad, Washington, undated
- ItemBB021649 - Great Northern Engineering Drawing: Shop Plan - Abutment and Expansion, Bridge 1626.8 - Highway, West of Trinidad, Washington, undated
- 3417 more...