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
- 1112 more...
- ItemBB036956 - Burlington Northern Engineering Drawing: Lateral 36 Foot Deck Plate Girder (DPG), Bridge 197 - 1/2 - Libby Creek (formerly Great Northern), West of Ripley, Montana, 1980
- ItemBB036957 - Burlington Northern Engineering Drawing: Part Deck Plan, Bridge 197 - 1/2 - Libby Creek (formerly Great Northern), West of Ripley, Montana, 1980
- ItemBB037075 - Burlington Northern Engineering Drawing: Steel Repairs, Bridge 249 - Pend Oreille River (formerly Great Northern), Albeni Falls, Idaho, 1971
- ItemBB037076 - Burlington Northern Engineering Drawing: Steel Repairs, Bridge 249 - Pend Oreille River (formerly Great Northern), Albeni Falls, Idaho, 1971
- ItemBB037095 - Burlington Northern Engineering Drawing: Lower Lateral System, Bridge 212 - Deep Creek (formerly Great Northern), West of Moravia, Montana, 1979
- ItemBB037100 - Burlington Northern Engineering Drawing: Lower Lateral System, Bridge 213 - Deep Creek (formerly Great Northern), Naples, Montana, 1979
- ItemBB037135 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 7 - Beaver Creek (formerly Great Northern), North of Columbia Gardens, British Columbia, 1978
- ItemBB037185 - Burlington Northern Engineering Drawing: Shop Plan - Girders, Bridge, undated
- ItemBB037270 - Burlington Northern Engineering Drawing: Pier Renewal, Bridge 102.5 - Creek (formerly Great Northern), West of Scobey, Montana, 1971
- 68 more...