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
- 2248 more...
- ItemBB024781 - Great Northern Engineering Drawing: Shop Plan - Girders, Bridge 18.5, South of Stonebridge, Oregon, undated
- ItemBB024782 - Great Northern Engineering Drawing: Shop Plan - Bottom Laterals, Bridge 18.5, South of Stonebridge, Oregon, undated
- ItemBB024783 - Great Northern Engineering Drawing: General Plan, Bridge 18.5, South of Stonebridge, Oregon, 1941
- ItemBB024784 - Great Northern Engineering Drawing: Masonry Plan, Bridge 18.5, South of Stonebridge, Oregon, undated
- ItemBB024785 - Great Northern Engineering Drawing: Masonry and Deck Plan, Bridge 18.5, South of Stonebridge, Oregon, undated
- ItemBB024786 - Great Northern Engineering Drawing: Shop Plan - 24 Foot Beam, Bridge 18.5, South of Stonebridge, Oregon, undated
- ItemBB024787 - Great Northern Engineering Drawing: Deck Plan, Bridge 18.5, South of Stonebridge, Oregon, 1955
- ItemBB024788 - Great Northern Engineering Drawing: Deck Plan, Bridge 18.5, South of Stonebridge, Oregon, 1968
- ItemBB024789 - Great Northern Engineering Drawing: General Plan, Bridge 18.5, South of Stonebridge, Oregon, undated
- 1744 more...