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 3007 - Track
- 37 more...
- ItemBB031542 - Spokane, Portland and Seattle Railway Engineering Drawing: Foundation Plan, Track Scale, undated
- ItemBB031543 - Spokane, Portland and Seattle Railway Engineering Drawing: Foundation Plan, Track Scale, undated
- ItemBB031544 - Spokane, Portland and Seattle Railway Engineering Drawing: Right Chairs D Rail Blocks, Track Scale, undated
- ItemBB031545 - Spokane, Portland and Seattle Railway Engineering Drawing: Structural Steel, Track Scale, undated
- ItemBB031546 - Spokane, Portland and Seattle Railway Engineering Drawing: Details, Track Scale, undated
- ItemBB031547 - Spokane, Portland and Seattle Railway Engineering Drawing: Shelter for Scale Beam Box, Track Scale, undated
- ItemBB031548 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Protection Shield, Track Scale, undated
- ItemBB031549 - Spokane, Portland and Seattle Railway Engineering Drawing: Location of Foundation Plugs, Track Scale, undated
- ItemBB031550 - Spokane, Portland and Seattle Railway Engineering Drawing: Structural Steel, Track Scale, undated
- 46 more...