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
- 1775 more...
- ItemBB016214 - Northern Pacific Engineering Drawing: Revision of Bracket - Interference of Beam, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016215 - Northern Pacific Engineering Drawing: Counterweight, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016216 - Northern Pacific Engineering Drawing: Details of Main Counterweight, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016217 - Northern Pacific Engineering Drawing: General Lists, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016218 - Northern Pacific Engineering Drawing: Shop Plan - Sketch Plan, Bridge 14 - Chambers Creek, South of Titlow, Montana, undated
- ItemBB016219 - Northern Pacific Engineering Drawing: Falsework Tower Beam Span, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016220 - Northern Pacific Engineering Drawing: Falsework Details, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016221 - Northern Pacific Engineering Drawing: New Bearing/Pin Detail, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016222 - Northern Pacific Engineering Drawing: Falsework Column/Brace, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- 5944 more...