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
- 1430 more...
- ItemBB015822 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material Bolts, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- ItemBB015823 - Northern Pacific Engineering Drawing: Shop Plan - List of Turned Bolts, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- ItemBB015824 - Northern Pacific Engineering Drawing: Shop Plan - List of Turned Bolts, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- ItemBB015825 - Northern Pacific Engineering Drawing: Shop Plan - Rivets and Bolts, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- ItemBB015826 - Northern Pacific Engineering Drawing: Shop Plan - Nuts, Bolt, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- ItemBB015827 - Northern Pacific Engineering Drawing: Shop Plan - List of Turned Bolts, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- ItemBB015828 - Northern Pacific Engineering Drawing: Shop Plan - List of Turned Bolts, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- ItemBB015829 - Northern Pacific Engineering Drawing: Shop Plan - Index Mark, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- ItemBB015830 - Northern Pacific Engineering Drawing: Shop Plan - Index Mark, Bridge 9 - Des Chutes River, West of Olympia, Washington, undated
- 6289 more...