Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 2820 more...
- ItemBB026213 - Great Northern Engineering Drawing: Reinforcement Bar Bill of Material, Bridge 494, West of Cole, Montana, 1964
- ItemBB026274 - Great Northern Engineering Drawing: General Plan, Bridge 18.3 - Entiat River (Old), North of Wagnersburg, Washington, 1953
- ItemBB026275 - Great Northern Engineering Drawing: Masonry Details, Bridge 18.3 - Entiat River (Old), North of Wagnersburg, Washington, undated
- ItemBB026276 - Great Northern Engineering Drawing: Design 62 Foot Through Plate Girder Span, Bridge 18.3 - Entiat River (Old), North of Wagnersburg, Washington, undated
- ItemBB026277 - Great Northern Engineering Drawing: Steel Details, Bridge 18.3 - Entiat River (Old), North of Wagnersburg, Washington, undated
- ItemBB026278 - Great Northern Engineering Drawing: Timber Details and Deck Plan, Bridge 18.3 - Entiat River (Old), North of Wagnersburg, Washington, undated
- ItemBB026279 - Great Northern Engineering Drawing: Shop Plan - Erection Plan, Bridge 18.3 - Entiat River (Old), North of Wagnersburg, Washington, undated
- ItemBB026280 - Great Northern Engineering Drawing: Shop Plan - 62 Foot Girder, Bridge 18.3 - Entiat River (Old), North of Wagnersburg, Washington, undated
- ItemBB026281 - Great Northern Engineering Drawing: Shop Plan - Beam Details, Bridge 18.3 - Entiat River (Old), North of Wagnersburg, Washington, undated
- 1172 more...