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
- 485 more...
- ItemBB020359 - Camas Prairie Railroad Engineering Drawing: Install Telegraph Cross Arm, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020360 - Camas Prairie Railroad Engineering Drawing: Pilot and Driving Nut, Bridge 25 - North Fork of the Clearwater River, Idaho, undated
- ItemBB020734 - Camas Prairie Railroad Engineering Drawing: General Plan, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, 1967
- ItemBB020735 - Camas Prairie Railroad Engineering Drawing: Abutment/Wing Walls, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, undated
- ItemBB020736 - Camas Prairie Railroad Engineering Drawing: Abutment/Wing Walls, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, undated
- ItemBB020737 - Camas Prairie Railroad Engineering Drawing: Steel Span, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, undated
- ItemBB020738 - Camas Prairie Railroad Engineering Drawing: Fascia Beam/Handrail, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, undated
- ItemBB020739 - Camas Prairie Railroad Engineering Drawing: Bridge Drainage System, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, undated
- ItemBB020740 - Camas Prairie Railroad Engineering Drawing: Shoofly Alignment, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, undated
- 88 more...