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
- 3393 more...
- ItemBB017979 - Northern Pacific Engineering Drawing: Safety Walk, Bridge 145, West of Bozeman, Montana, undated
- ItemBB017980 - Northern Pacific Engineering Drawing: General Plan/Detail, Bridge 111, West of Connell, Washington, 1927
- ItemBB017981 - Northern Pacific Engineering Drawing: General/Masonry Plan, Bridge 0 - Jocko River, North of Dixon, Montana, 1916
- ItemBB017982 - Northern Pacific Engineering Drawing: Detail for Repair Pier, Bridge 0 - Jocko River, North of Dixon, Montana, undated
- ItemBB017983 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 0 - Jocko River, North of Dixon, Montana, 1961
- ItemBB017984 - Northern Pacific Engineering Drawing: Standard Plan Through Plate Girder, Bridge 0 - Jocko River, North of Dixon, Montana, undated
- ItemBB017985 - Northern Pacific Engineering Drawing: Detail of Abutments, Bridge 48, West of Bradley, Montana, 1917
- ItemBB017986 - Northern Pacific Engineering Drawing: Concrete Shims/Wing Wall, Bridge 48, West of Bradley, Montana, undated
- ItemBB017987 - Northern Pacific Engineering Drawing: Concrete Shims/Slab, Bridge 48, West of Bradley, Montana, undated
- 4326 more...