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
- 31 more...
- ItemBB031536 - Spokane, Portland and Seattle Railway Engineering Drawing: Deck Beam and Cross Ties, Track Scale, undated
- ItemBB031537 - Spokane, Portland and Seattle Railway Engineering Drawing: Cross Braces, Track Scale, undated
- ItemBB031538 - Spokane, Portland and Seattle Railway Engineering Drawing: Right Chairs and Right Blocks, Track Scale, undated
- ItemBB031539 - Spokane, Portland and Seattle Railway Engineering Drawing: Foundation Plan, Track Scale, undated
- ItemBB031540 - Spokane, Portland and Seattle Railway Engineering Drawing: Foundation Plan, Track Scale, undated
- ItemBB031541 - Spokane, Portland and Seattle Railway Engineering Drawing: Bill of Material, Details, Track Scale, undated
- 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
- 52 more...