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
- 2665 more...
- ItemBB026014 - Great Northern Engineering Drawing: Shop Plan - Vertical Posts, Bridge 15 - Kochs Slough, South of English, Washington, undated
- ItemBB026015 - Great Northern Engineering Drawing: Shop Plan - Bottom Chords, Bridge 15 - Kochs Slough, South of English, Washington, undated
- ItemBB026016 - Great Northern Engineering Drawing: Shop Plan - Floor Beam and Stringer, Bridge 15 - Kochs Slough, South of English, Washington, undated
- ItemBB026017 - Great Northern Engineering Drawing: Shop Plan - Bottom Laterals, Bridge 15 - Kochs Slough, South of English, Washington, undated
- ItemBB026018 - Great Northern Engineering Drawing: Shop Plan - Bill of Material Pins, Bridge 15 - Kochs Slough, South of English, Washington, undated
- ItemBB026019 - Great Northern Engineering Drawing: Shop Plan - Shoes, Roller, Bridge 15 - Kochs Slough, South of English, Washington, undated
- ItemBB026020 - Great Northern Engineering Drawing: Typical Falsework Bent, Bridge 15 - Kochs Slough, South of English, Washington, undated
- ItemBB026021 - Great Northern Engineering Drawing: 120 Foot Truss Reinforcement, Bridge 15 - Kochs Slough, South of English, Washington, undated
- ItemBB026022 - Great Northern Engineering Drawing: Deck Plan, Bridge 15 - Kochs Slough, South of English, Washington, 1944
- 1327 more...