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
- 3643 more...
- ItemBB018245 - Northern Pacific Engineering Drawing: Columns/Cross Girder, Bridge 0.5 - Lincoln Street, Spokane, Washington, undated
- ItemBB018246 - Northern Pacific Engineering Drawing: General Plan/Monroe Street, Bridge 0.6 - Monroe Street, Spokane, Washington, 1915
- ItemBB018247 - Northern Pacific Engineering Drawing: General Plan/Madison Street, Bridge 0.7 - Madison Street, Spokane, Washington, undated
- ItemBB018248 - Northern Pacific Engineering Drawing: General Plan/Jefferson Street, Bridge 0.8 - Jefferson Street, Spokane, Washington, 1915
- ItemBB018249 - Northern Pacific Engineering Drawing: General Plan/Adams Street, Bridge 0.9 - Adams Street, Spokane, Washington, 1915
- ItemBB018250 - Northern Pacific Engineering Drawing: General Plan/Cedar Street, Bridge 0.10 - Cedar Street, Spokane, Washington, 1915
- ItemBB018251 - Northern Pacific Engineering Drawing: General Plan 4 Post Bridge, Bridge 0.10 - Cedar Street, Spokane, Washington, undated
- ItemBB018252 - Northern Pacific Engineering Drawing: Plan of Lights, Bridge 0.10 - Cedar Street, Spokane, Washington, undated
- ItemBB018253 - Northern Pacific Engineering Drawing: Concrete Details, Bridge 55 - Trout Creek, West of Trout Creek, Montana, undated
- 4076 more...