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 3001 - Bridges
- 2545 more...
- ItemBB031625 - Spokane, Portland and Seattle Railway Engineering Drawing: Treated Fir Bent, undated
- ItemBB031626 - Spokane, Portland and Seattle Railway Engineering Drawing: Plate Double Track, undated
- ItemBB031627 - Spokane, Portland and Seattle Railway Engineering Drawing: Deck One Span Bulkhead, undated
- ItemBB031628 - Spokane, Portland and Seattle Railway Engineering Drawing: Framing and Plate Refuge Platform, undated
- ItemBB031629 - Spokane, Portland and Seattle Railway Engineering Drawing: Deck Plan, undated
- ItemBB031630 - Spokane, Portland and Seattle Railway Engineering Drawing: Bill of Sway Brace Material, undated
- ItemBB031631 - Spokane, Portland and Seattle Railway Engineering Drawing: Five Pier Bulkhead South Track, undated
- ItemBB031632 - Spokane, Portland and Seattle Railway Engineering Drawing: Ballast Deck Bulkhead South Track, undated
- ItemBB031636 - Spokane, Portland and Seattle Railway Engineering Drawing: System Bridge Painting Record, undated
- 1364 more...