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 3003 - Maintenance Facilities
- 189 more...
- ItemStruc000528 - Northern Pacific Engineering Drawing, at Spokane, Washington, undated
- ItemStruc000529 - Northern Pacific Engineering Drawing, at Spokane, Washington, undated
- ItemStruc000530 - Northern Pacific Engineering Drawing, at Spokane, Washington, 1985
- ItemStruc000531 - Northern Pacific Engineering Drawing, at Spokane, Washington, 1985
- ItemStruc000532 - Northern Pacific Engineering Drawing, at Spokane, Washington, 1985
- ItemStruc000547 - Northern Pacific Engineering Drawing, Unnamed Structure at Pasco, Washington, 1983
- ItemStruc000548 - Northern Pacific Engineering Drawing, Unnamed Structure at Lewiston, Idaho, 1983
- ItemStruc000549 - Northern Pacific Engineering Drawing, Unnamed Structure at Lewiston, Idaho, 1983
- ItemStruc000564 - Northern Pacific Engineering Drawing, Unnamed Structure at Vader, Washington, undated
- 1113 more...