Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3003 - Maintenance Facilities
- 663 more...
- ItemBB031139 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girder and Beams, 120 Foot Turntable, undated
- ItemBB031140 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Girders, 120 Foot Turntable, undated
- ItemBB031142 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Oil Collector, 120 Foot Turntable, undated
- ItemBB031143 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Control Equipment, 120 Foot Turntable, undated
- ItemBB031144 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Operators House, 120 Foot Turntable, undated
- ItemBB031145 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Switch Support, 120 Foot Turntable, undated
- ItemBB031146 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Gears Pins, 120 Foot Turntable, undated
- ItemBB031147 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Wring Diagram, 120 Foot Turntable, undated
- ItemBB031148 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, 120 Foot Turntable, undated
- 55 more...