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
- 3387 more...
- ItemBB017973 - Northern Pacific Engineering Drawing: West Abutment/Culvert, Bridge 70 - Madelia Street, Spokane, Washington, undated
- ItemBB017974 - Northern Pacific Engineering Drawing: West Sidewalk Bent, Bridge 70 - Madelia Street, Spokane, Washington, undated
- ItemBB017975 - Northern Pacific Engineering Drawing: Cutting List Rod, Bridge 70 - Madelia Street, Spokane, Washington, undated
- ItemBB017976 - Northern Pacific Engineering Drawing: Detail Abutment Proposed Bridge, Bridge 147.1, West of Bozeman, Montana, 1916
- ItemBB017977 - Northern Pacific Engineering Drawing: Safety Walk, Bridge 147.1, West of Bozeman, Montana, undated
- ItemBB017978 - Northern Pacific Engineering Drawing: Detail Abutment Proposed Bridge, Bridge 145, West of Bozeman, Montana, 1915
- 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
- 4332 more...