Railroad Archives Online
- FondoD0027 - Timothy Miller Collection
- Serie001 - Burlington Northern Railroad Company
- Sottoserie009 - Engineering Records
- 008 - Physical plant drawing
- 007 - Track
- 108 in più...
- Unità documentariaBB033345 - Burlington Northern Engineering Drawing: 12 Foot X 12 Foot Box Culvert, Culverts, undated
- Unità documentariaBB033346 - Burlington Northern Engineering Drawing: Water Tunnel, Culverts, undated
- Unità documentariaBB033347 - Burlington Northern Engineering Drawing: Water Tunnel, Culverts, undated
- Unità documentariaBB033348 - Burlington Northern Engineering Drawing: Layout - 132 Inch Multiple Plates, Culverts, undated
- Unità documentariaBB033349 - Burlington Northern Engineering Drawing: Underpass, Culverts, undated
- Unità documentariaBB033350 - Burlington Northern Engineering Drawing: Plan - Renewal - Flume, Culverts, undated
- Unità documentariaBB033351 - Burlington Northern Engineering Drawing: Corridor Multiple Plates, Culverts, undated
- Unità documentariaBB033352 - Burlington Northern Engineering Drawing: Siphon - Irrigation Ditch, Culverts, undated
- Unità documentariaBB033353 - Burlington Northern Engineering Drawing: Detail Plan Concrete Culvert, Culverts, undated
- 44 in più...