Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series001 - Burlington Northern Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3007 - Track
- 105 more...
- ItemBB033342 - Burlington Northern Engineering Drawing: Multiplate Fill Bridge, Culverts, undated
- ItemBB033343 - Burlington Northern Engineering Drawing: 12 Foot X 10 Foot Box Culvert, Culverts, undated
- ItemBB033344 - Burlington Northern Engineering Drawing: Two Concrete Pipes, Culverts, 1927
- ItemBB033345 - Burlington Northern Engineering Drawing: 12 Foot X 12 Foot Box Culvert, Culverts, undated
- ItemBB033346 - Burlington Northern Engineering Drawing: Water Tunnel, Culverts, undated
- ItemBB033347 - Burlington Northern Engineering Drawing: Water Tunnel, Culverts, undated
- ItemBB033348 - Burlington Northern Engineering Drawing: Layout - 132 Inch Multiple Plates, Culverts, undated
- ItemBB033349 - Burlington Northern Engineering Drawing: Underpass, Culverts, undated
- ItemBB033350 - Burlington Northern Engineering Drawing: Plan - Renewal - Flume, Culverts, undated
- 47 more...