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
- 1154 more...
- ItemBB031153 - Northern Pacific Engineering Drawing: Shop Plan - Control Equipment, 135 Foot Turntable, undated
- ItemBB031154 - Northern Pacific Engineering Drawing: Shop Plan - Steel - Operating House, 135 Foot Turntable, undated
- ItemBB031155 - Northern Pacific Engineering Drawing: Shop Plan - Operating House, 135 Foot Turntable, undated
- ItemBB031156 - Northern Pacific Engineering Drawing: Shop Plan - Operating House, 135 Foot Turntable, undated
- ItemBB031157 - Northern Pacific Engineering Drawing: Tie and Floor Plan, 135 Foot Turntable, undated
- ItemBB031158 - Northern Pacific Engineering Drawing: Shop Plan - MM Diagram, 135 Foot Turntable, undated
- ItemBB031159 - Northern Pacific Engineering Drawing: List - Drawing Number, 135 Foot Turntable, undated
- ItemBB031160 - Northern Pacific Engineering Drawing: Shop Plan - Bolts, 135 Foot Turntable, undated
- ItemBB031161 - Northern Pacific Engineering Drawing: Shop Plan - Erection Diagram, 135 Foot Turntable, undated
- 148 more...