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
- 182 more...
- ItemStruc000521 - Northern Pacific Engineering Drawing, at Spokane, Washington, 1985
- ItemStruc000522 - Northern Pacific Engineering Drawing, at Spokane, Washington, 1984
- ItemStruc000523 - Northern Pacific Engineering Drawing, at Spokane, Washington, 1984
- ItemStruc000524 - Northern Pacific Engineering Drawing, at Spokane, Washington, 1985
- ItemStruc000525 - Northern Pacific Engineering Drawing, at Spokane, Washington, 1985
- ItemStruc000526 - Northern Pacific Engineering Drawing, at Spokane, Washington, 1984
- ItemStruc000527 - Northern Pacific Engineering Drawing, at Spokane, Washington, undated
- ItemStruc000528 - Northern Pacific Engineering Drawing, at Spokane, Washington, undated
- ItemStruc000529 - Northern Pacific Engineering Drawing, at Spokane, Washington, undated
- 1120 more...