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
- 1240 more...
- ItemBB016033 - Northern Pacific Engineering Drawing: Shop Plan - Operating and Oiling Instructions, Turntable, Missoula, Montana, undated
- ItemBB016034 - Northern Pacific Engineering Drawing: Shop Plan - Control Support, Turntable, Missoula, Montana, undated
- ItemBB016035 - Northern Pacific Engineering Drawing: Shop Plan - Rail Cup, Turntable, Missoula, Montana, undated
- ItemBB016036 - Northern Pacific Engineering Drawing: Shop Plan - Axle Bearing, Turntable, Missoula, Montana, undated
- ItemBB016037 - Northern Pacific Engineering Drawing: Shop Plan - Beam/Material, Turntable, Missoula, Montana, undated
- ItemBB017298 - Northern Pacific Engineering Drawing: Shop Plan - 85 Foot, Turntable, Bremerton, Washington, 1944
- ItemBB017299 - Northern Pacific Engineering Drawing: Shop Plan - 85 Foot, Turntable, Bremerton, Washington, 1944
- ItemBB017300 - Northern Pacific Engineering Drawing: Shop Plan - 85 Foot, Turntable, Bremerton, Washington, 1944
- ItemBB017301 - Northern Pacific Engineering Drawing: Shop Plan - 85 Foot, Turntable, Bremerton, Washington, 1944
- 62 more...