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
- 5362 more...
- ItemBB020458 - Northern Pacific Engineering Drawing: General Plan, Bridge 4.75 - Potholes East, West of Mesa, Washington, 1968
- ItemBB020459 - Northern Pacific Engineering Drawing: Abutment 1/3, Bridge 4.75 - Potholes East, West of Mesa, Washington, undated
- ItemBB020460 - Northern Pacific Engineering Drawing: Pier Number 2, Bridge 4.75 - Potholes East, West of Mesa, Washington, undated
- ItemBB020461 - Northern Pacific Engineering Drawing: Steel Details, Bridge 4.75 - Potholes East, West of Mesa, Washington, undated
- ItemBB020462 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 4.75 - Potholes East, West of Mesa, Washington, 1968
- ItemBB020463 - Northern Pacific Engineering Drawing: Shop Plan - Framing Plan, Bridge 4.75 - Potholes East, West of Mesa, Washington, undated
- ItemBB020464 - Northern Pacific Engineering Drawing: Shop Plan - Framing Plan, Bridge 4.75 - Potholes East, West of Mesa, Washington, undated
- ItemBB020465 - Northern Pacific Engineering Drawing: General Plan, Bridge 9.46 - I-90, South of Wilburton, Washington, undated
- ItemBB020466 - Northern Pacific Engineering Drawing: Construction Sequence, Bridge 9.46 - I-90, South of Wilburton, Washington, undated
- 2357 more...