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 3001 - Bridges
- 1121 more...
- ItemBB037279 - Burlington Northern Engineering Drawing: General Plan, Bridge 242 (formerly Great Northern), West of Calais, Montana, 1980
- ItemBB037282 - Burlington Northern Engineering Drawing: General Plan, Bridge 494.1 (formerly Great Northern), West of Cole, Montana, 1977
- ItemBB037283 - Burlington Northern Engineering Drawing: Steel Details, Bridge 494.1 (formerly Great Northern), West of Cole, Montana, 1977
- ItemBB037285 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 494.1 (formerly Great Northern), West of Cole, Montana, 1977
- ItemBB037288 - Burlington Northern Engineering Drawing: General Plan, Bridge 350 (formerly Great Northern), West of Survant, Montana, 1979
- ItemBB037293 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 135.8 - Eight Mile Creek (formerly Great Northern), West of Todd, North Dakota, 1985
- ItemBB037307 - Burlington Northern Engineering Drawing: Steel Repairs, Bridge 342 - Porcupine Creek (formerly Great Northern), West of Wiota, Montana, 1971
- ItemBB037370 - Burlington Northern Engineering Drawing: Tie Plan, Bridge 343.4 - Central Avenue (formerly Great Northern), Malta, Montana, 1974
- ItemBB037460 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 178 - County Road (formerly Great Northern), Snowden, Montana, 1978
- 59 more...