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
- 1759 more...
- ItemBB016198 - Northern Pacific Engineering Drawing: Detail of Signal House, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016199 - Northern Pacific Engineering Drawing: Detail of Bridge Lights, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016200 - Northern Pacific Engineering Drawing: Telegraph Support, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016201 - Northern Pacific Engineering Drawing: Detail of Support, Signal House, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016202 - Northern Pacific Engineering Drawing: Plan Masonry/Trestle, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016203 - Northern Pacific Engineering Drawing: Falsework Plan, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016204 - Northern Pacific Engineering Drawing: Plan/Section of Piers, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016205 - Northern Pacific Engineering Drawing: Proposed Dolphins, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- ItemBB016206 - Northern Pacific Engineering Drawing: Proposed Fender Piling, Bridge 14 - Chambers Creek, South of Titlow, Washington, undated
- 5960 more...