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
- 688 more...
- ItemBB031070 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - House Beams, Turntable, Portland, Oregon, undated
- ItemBB031071 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Operating House, Turntable, Portland, Oregon, undated
- ItemBB031072 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Tie Plan, Turntable, Portland, Oregon, undated
- ItemBB031073 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Match Diagram, Turntable, Portland, Oregon, undated
- ItemBB031074 - Spokane, Portland and Seattle Railway Engineering Drawing: Details - 110 Foot Turntable, Turntable, Portland, Oregon, undated
- ItemBB031075 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Erection Diagram, Turntable, Portland, Oregon, undated
- ItemBB031076 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Pit Plan, Turntable, Portland, Oregon, undated
- ItemBB031077 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Oil Collector, Turntable, Portland, Oregon, undated
- ItemBB031078 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Oil Collector, Turntable, Portland, Oregon, undated
- 30 more...