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 3004 - Maintenance of Way support
- 1 more...
- ItemStruc001187 - Northern Pacific Engineering Drawing, Rail Welding Plant Building at Laurel, Montana, 1971
- ItemStruc001322 - Northern Pacific Engineering Drawing, Rail Welding Plant Building at Laurel, Montana, 1970
- ItemStruc001323 - Northern Pacific Engineering Drawing, Rail Welding Plant Building at Laurel, Montana, 1970
- ItemStruc002496 - Northern Pacific Engineering Drawing, Section Tool House at Pe Ell, Washington, 1969
- ItemStruc002497 - Northern Pacific Engineering Drawing, Section Tool House at Pe Ell, Washington, 1969
- ItemStruc002498 - Northern Pacific Engineering Drawing, Mobile Homes for Sectionmen at Stampede, Washington, 1968
- ItemStruc002499 - Northern Pacific Engineering Drawing, Section Tool House at Stampede, Washington, 1969
- ItemStruc002501 - Northern Pacific Engineering Drawing, Section Tool House at Shelton, Washington, 1966
- ItemStruc002505 - Northern Pacific Engineering Drawing, Switchmen's Service Building at Aberdeen, Washington, 1962
- 193 more...