Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 4226 more...
- ItemBB018859 - Northern Pacific Engineering Drawing: Survey, Bridge 113 (150) - Yellowstone River, West of Mission, Montana, undated
- ItemBB018860 - Northern Pacific Engineering Drawing: Masonry as Constructed, Bridge 113 (150) - Yellowstone River, West of Mission, Montana, undated
- ItemBB018861 - Northern Pacific Engineering Drawing: Masonry as Constructed, Bridge 113 (150) - Yellowstone River, West of Mission, Montana, undated
- ItemBB018862 - Northern Pacific Engineering Drawing: East Abutment, Bridge 113 (150) - Yellowstone River, West of Mission, Montana, undated
- ItemBB018863 - Northern Pacific Engineering Drawing: West Abutment, Bridge 113 (150) - Yellowstone River, West of Mission, Montana, undated
- ItemBB018864 - Northern Pacific Engineering Drawing: Changes in Piers, Bridge 113 (150) - Yellowstone River, West of Mission, Montana, undated
- ItemBB018865 - Northern Pacific Engineering Drawing: East Abutment, Bridge 113 (150) - Yellowstone River, West of Mission, Montana, undated
- ItemBB018866 - Northern Pacific Engineering Drawing: Piers, Bridge 113 (150) - Yellowstone River, West of Mission, Montana, undated
- ItemBB018867 - Northern Pacific Engineering Drawing: West Abutment, Bridge 113 (150) - Yellowstone River, West of Mission, Montana, undated
- 3493 more...