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 3002 - Depots and Freighthouses
- 746 more...
- ItemStruc005637 - Northern Pacific Engineering Drawing, Yard Office at Missoula, Montana, 1952
- ItemStruc005638 - Northern Pacific Engineering Drawing, Yard Office at Missoula, Montana, undated
- ItemStruc005639 - Northern Pacific Engineering Drawing, Yard Office at Missoula, Montana, 1965
- ItemStruc005640 - Northern Pacific Engineering Drawing, Yard Office at Missoula, Montana, 1952
- ItemStruc005641 - Northern Pacific Engineering Drawing, Yard Office at Missoula, Montana, 1967
- ItemStruc005712 - Northern Pacific Engineering Drawing, Freight House at South Bend, Washington, 1891
- ItemStruc005754 - Northern Pacific Engineering Drawing, Depot at Centralia, Washington, 1911
- ItemStruc005758 - Northern Pacific Engineering Drawing, Depot at Hoquiam, Washington, 1915
- ItemStruc005759 - Northern Pacific Engineering Drawing, Depot at Hoquiam, Washington, 1915
- 907 more...