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
- ItemBB021529 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge 374.6 - 14th Avenue, South of Latah Junction, Washington, 1913
- ItemBB021530 - Spokane, Portland and Seattle Railway Engineering Drawing: Plan - Substructure, Bridge 374.6 - 14th Avenue, South of Latah Junction, Washington, undated
- ItemBB021531 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan - Specifications - Steel, Bridge 374.6 - 14th Avenue, South of Latah Junction, Washington, undated
- ItemBB021532 - Spokane, Portland and Seattle Railway Engineering Drawing: Girders, Bridge 374.6 - 14th Avenue, South of Latah Junction, Washington, undated
- ItemBB021533 - Spokane, Portland and Seattle Railway Engineering Drawing: Girders, Bridge 374.6 - 14th Avenue, South of Latah Junction, Washington, undated
- ItemBB021534 - Spokane, Portland and Seattle Railway Engineering Drawing: Erection Diagram - Bents, Bridge 374.6 - 14th Avenue, South of Latah Junction, Washington, undated
- 3912 more...