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
- 3978 more...
- ItemBB018608 - Northern Pacific Engineering Drawing: Shop Plan - Bottom Chord, Bridge 36 - Deschutes River, South of East Olympia, Washington, undated
- ItemBB018609 - Northern Pacific Engineering Drawing: Shop Plan - Bottom Chord, Bridge 36 - Deschutes River, South of East Olympia, Washington, undated
- ItemBB018610 - Northern Pacific Engineering Drawing: Shop Plan - Miscellaneous Detail, Bridge 36 - Deschutes River, South of East Olympia, Washington, undated
- ItemBB018611 - Northern Pacific Engineering Drawing: Shop Plan - Rollers, Bridge 36 - Deschutes River, South of East Olympia, Washington, undated
- ItemBB018612 - Northern Pacific Engineering Drawing: Steel Repairs, Bridge 36 - Deschutes River, South of East Olympia, Washington, undated
- ItemBB018613 - Northern Pacific Engineering Drawing: Repair Lateral Bracing, Bridge 36 - Deschutes River, South of East Olympia, Washington, undated
- ItemBB018614 - Northern Pacific Engineering Drawing: Repair Lateral Bracing, Bridge 36 - Deschutes River, South of East Olympia, Washington, undated
- ItemBB018615 - Northern Pacific Engineering Drawing: Shop Plan - Platform, etc., Bridge 25 - Nisqually River, South of Nisqually, Washington, undated
- ItemBB018616 - Northern Pacific Engineering Drawing: Shop Plan - Nests, etc., Bridge 25 - Nisqually River, South of Nisqually, Washington, undated
- 3741 more...