Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series010 - Other Railroads
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 473 more...
- ItemBB020347 - Camas Prairie Railroad Engineering Drawing: Tie Plan, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020348 - Camas Prairie Railroad Engineering Drawing: Tie Plan, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020349 - Camas Prairie Railroad Engineering Drawing: Erection Diagram, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020350 - Camas Prairie Railroad Engineering Drawing: Shop Plan - Fixed Beam - 160 Foot, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020351 - Camas Prairie Railroad Engineering Drawing: Shop Plan - Fixed Beam - 160 Foot, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020352 - Camas Prairie Railroad Engineering Drawing: Shop Plan - Transverse Brace, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020353 - Camas Prairie Railroad Engineering Drawing: Shop Plan - Bottom Laterals, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020354 - Camas Prairie Railroad Engineering Drawing: Shop Plan - Washer, Bolt, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020355 - Camas Prairie Railroad Engineering Drawing: Shop Plan - Rivets and Bolt, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- 100 more...