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
- 45 more...
- ItemBB015024 - Burlington Northern Engineering Drawing: Deck Detail/Beam/Material, Bridge 73 - Clark Fork River (formerly Northern Pacific), West of Noxon, Montana, 1982
- ItemBB015068 - Burlington Northern Engineering Drawing: Tie Plan, Bridge 32 - State Highway (formerly Northern Pacific), South of Fishtrap, Washington, 1972
- ItemBB015083 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 36.8 - West Waterway (formerly Northern Pacific), West Seattle, Washington, 1976
- ItemBB015118 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 33 (50.1) - Jim Ford Creek (formerly Camas Prairie), South of Orofino, Idaho, 1981
- ItemBB015304 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 169 - Quartz Creek (formerly Northern Pacific), West of Rivulet, Montana, 1980
- ItemBB015305 - Burlington Northern Engineering Drawing: Tie Detail/Beam/Material, Bridge 169 - Quartz Creek (formerly Northern Pacific), West of Rivulet, Montana, 1980
- ItemBB015348 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 62 - Swamp Creek (formerly Northern Pacific), West of Tuscor, Montana, 1986
- ItemBB015626 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 33.1 - Chehalis Western Railroad (formerly Northern Pacific), South of Saint Clair, Washington, 1977
- ItemBB015678 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 16.1 - Chehalis River (formerly Northern Pacific), near Dryad, Washington, 1978
- 1135 more...