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
- 6149 more...
- ItemBB027890 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 218 - Clark Fork River, West of Quinns, Montana, undated
- ItemBB027891 - Northern Pacific Engineering Drawing: Shop Plan - Girder, Bridge 218 - Clark Fork River, West of Quinns, Montana, undated
- ItemBB027892 - Northern Pacific Engineering Drawing: Shop Plan - Girder, Bridge 218 - Clark Fork River, West of Quinns, Montana, undated
- ItemBB027893 - Northern Pacific Engineering Drawing: Shop Plan - Girder, Bridge 218 - Clark Fork River, West of Quinns, Montana, undated
- ItemBB027894 - Northern Pacific Engineering Drawing: Shop Plan - Cross Frame/Lateral, Bridge 218 - Clark Fork River, West of Quinns, Montana, undated
- ItemBB027895 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 218 - Clark Fork River, West of Quinns, Montana, undated
- ItemBB027897 - Northern Pacific Engineering Drawing: Abutment Details, Bridge 23, West of Blossburg, Montana, undated
- ItemBB027898 - Northern Pacific Engineering Drawing: Bent Details, Bridge 23, West of Blossburg, Montana, undated
- ItemBB027899 - Northern Pacific Engineering Drawing: Steel Details, Bridge 23, West of Blossburg, Montana, undated
- 1570 more...