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
- 640 more...
- ItemBB031106 - Spokane, Portland and Seattle Railway Engineering Drawing: Standard Pit, 80 Foot Turntable, undated
- ItemBB031117 - Spokane, Portland and Seattle Railway Engineering Drawing: Cross Girder and End Car Girder, 80 Foot Turntable, undated
- ItemBB031118 - Spokane, Portland and Seattle Railway Engineering Drawing: Details - Tower and Rods, 80 Foot Turntable, undated
- ItemBB031119 - Spokane, Portland and Seattle Railway Engineering Drawing: Lighting Arrangement - Turntable, 80 Foot Turntable, undated
- ItemBB031120 - Spokane, Portland and Seattle Railway Engineering Drawing: Plan - 120 Foot Turntable, 120 Foot Turntable, undated
- ItemBB031121 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Name Plate, 120 Foot Turntable, undated
- ItemBB031122 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Handrailing, 120 Foot Turntable, undated
- ItemBB031123 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Pit Dimensions, 120 Foot Turntable, undated
- ItemBB031124 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Steel Tie, 120 Foot Turntable, undated
- 78 more...