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
- 1170 more...
- ItemBB031169 - Northern Pacific Engineering Drawing: Shop Plan - Machinery Covers, 135 Foot Turntable, undated
- ItemBB031170 - Northern Pacific Engineering Drawing: Shop Plan - Laterals, 135 Foot Turntable, undated
- ItemBB031171 - Northern Pacific Engineering Drawing: Shop Plan - Laterals, 135 Foot Turntable, undated
- ItemBB031172 - Northern Pacific Engineering Drawing: Shop Plan - Wire Tower, 135 Foot Turntable, undated
- ItemBB031173 - Northern Pacific Engineering Drawing: Shop Plan - Wire Support, 135 Foot Turntable, undated
- ItemBB031174 - Northern Pacific Engineering Drawing: Shop Plan - Cross Frame, 135 Foot Turntable, undated
- ItemBB031175 - Northern Pacific Engineering Drawing: Shop Plan - HS Support, 135 Foot Turntable, undated
- ItemBB031176 - Northern Pacific Engineering Drawing: Shop Plan - Steel Ties, 135 Foot Turntable, undated
- ItemBB031177 - Northern Pacific Engineering Drawing: Shop Plan - Design Drawing, 135 Foot Turntable, undated
- 132 more...