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
- 4789 more...
- ItemBB019656 - Northern Pacific Engineering Drawing: Shop Plan - Beam Span, Bridge 14 (22) - County Road, West of Algoma, Idaho, undated
- ItemBB019657 - Northern Pacific Engineering Drawing: Shop Plan - Bill Bolts, Bridge 14 (22) - County Road, West of Algoma, Idaho, undated
- ItemBB019658 - Northern Pacific Engineering Drawing: Bearing Block Rising Brace, Bridge 14 (22) - County Road, West of Algoma, Idaho, undated
- ItemBB019659 - Northern Pacific Engineering Drawing: Plan of Abutment, Bridge 96, Cunningham, Washington, 1900
- ItemBB019661 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 96, Cunningham, Washington, 1957
- ItemBB019662 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 96, Cunningham, Washington, 1941
- ItemBB019663 - Northern Pacific Engineering Drawing: Plan of Abutment, Bridge 97, Cunningham, Washington, 1900
- ItemBB019665 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 97, Cunningham, Washington, 1957
- ItemBB019666 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 97, Cunningham, Washington, 1942
- 2930 more...