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
- 8 more...
- 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
- ItemStruc002506 - Northern Pacific Engineering Drawing, Switchmen's Service Building at Aberdeen, Washington, 1962
- ItemStruc002555 - Northern Pacific Engineering Drawing, Tool and Car House at Bozeman, Montana, 1959
- ItemStruc002556 - Northern Pacific Engineering Drawing, Tool and Car House at Bozeman, Montana, 1958
- ItemStruc002557 - Northern Pacific Engineering Drawing, Tool and Car House at Bozeman, Montana, 1959
- ItemStruc002617 - Northern Pacific Engineering Drawing, Section Motor Car and Tool House at Kelso, Washington, 1960
- ItemStruc002618 - Northern Pacific Engineering Drawing, Section Motor Car and Tool House at Kelso, Washington, 1960
- ItemStruc002619 - Northern Pacific Engineering Drawing, Tool House and Garage at Kelso, Washington, 1966
- 186 more...