Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 1835 more...
- ItemBB016274 - Northern Pacific Engineering Drawing: Shop Plan - Ballast Plate, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB016275 - Northern Pacific Engineering Drawing: Shop Plan - Ballast Plate, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB016276 - Northern Pacific Engineering Drawing: Shop Plan - Ballast Plate, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB016277 - Northern Pacific Engineering Drawing: Shop Plan - Ballast Plate, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB016278 - Northern Pacific Engineering Drawing: Shop Plan - Anchor Bolt, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB016279 - Northern Pacific Engineering Drawing: Shop Plan - Chord, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB016280 - Northern Pacific Engineering Drawing: Shop Plan - Chord, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB016281 - Northern Pacific Engineering Drawing: Shop Plan - Spans, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- ItemBB016282 - Northern Pacific Engineering Drawing: Shop Plan - Girder, Bridge 27 - Highway 15, North of Woodinville, Washington, undated
- 5884 more...