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
- 481 more...
- ItemStruc005579 - Northern Pacific Engineering Drawing, Oil House at Missoula, Montana, 1954
- ItemStruc005580 - Northern Pacific Engineering Drawing, Oil House at Missoula, Montana, 1954
- ItemStruc005581 - Northern Pacific Engineering Drawing, Oil House at Missoula, Montana, undated
- ItemStruc005582 - Northern Pacific Engineering Drawing, Oil House at Missoula, Montana, 1922
- ItemStruc005583 - Northern Pacific Engineering Drawing, Store House at Missoula, Montana, 1981
- ItemStruc005584 - Northern Pacific Engineering Drawing, Store House at Missoula, Montana, 1961
- ItemStruc005585 - Northern Pacific Engineering Drawing, Store House at Missoula, Montana, 1961
- ItemStruc005586 - Northern Pacific Engineering Drawing, Store House at Missoula, Montana, 1922
- ItemStruc005587 - Northern Pacific Engineering Drawing, Store House at Missoula, Montana, undated
- 821 more...