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
- 1735 more...
- ItemBB016174 - Northern Pacific Engineering Drawing: Shop Plan - Operating/Locking Machinery, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016175 - Northern Pacific Engineering Drawing: Shop Plan - Operating Machinery, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016176 - Northern Pacific Engineering Drawing: Shop Plan - Base/Rail, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016177 - Northern Pacific Engineering Drawing: Shop Plan - Pin/Operating Machinery, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016178 - Northern Pacific Engineering Drawing: Shop Plan - Miscellaneous, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016179 - Northern Pacific Engineering Drawing: Shop Plan - Beam/Material, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016180 - Northern Pacific Engineering Drawing: Shop Plan - Beam/Material, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016181 - Northern Pacific Engineering Drawing: Shop Plan - Beam/Material, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016182 - Northern Pacific Engineering Drawing: Shop Plan - Beam/Material, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- 5984 more...