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
- 164 more...
- ItemStruc007641 - Northern Pacific Engineering Drawing, Tie Treating Plant at Paradise, Montana, 1982
- ItemStruc007642 - Northern Pacific Engineering Drawing, Tie Treating Plant at Paradise, Montana, 1982
- ItemStruc007643 - Northern Pacific Engineering Drawing, Tie Treating Plant at Paradise, Montana, 1982
- ItemStruc007644 - Northern Pacific Engineering Drawing, Tie Treating Plant at Paradise, Montana, 1982
- ItemStruc007645 - Northern Pacific Engineering Drawing, Tie Treating Plant at Paradise, Montana, 1982
- ItemStruc007861 - Northern Pacific Engineering Drawing, Signal and Section Crew Building at Superior, Montana, 1977
- ItemStruc007862 - Northern Pacific Engineering Drawing, Signal and Section Crew Building at Superior, Montana, 1976
- ItemStruc007863 - Northern Pacific Engineering Drawing, Signal and Section Crew Building at Superior, Montana, undated
- ItemStruc007864 - Northern Pacific Engineering Drawing, Signal and Section Crew Building at Superior, Montana, 1976
- 30 more...