Railroad Archives Online
- CollectionD0261A - Spokane, Portland, and Seattle Railway Authority for Expenditure Collection
- Subseries Level 1002 - Authorization for Expenditure
- Item1 - Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE), Home Valley, Washington, 1908.
- Item2 - Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE), Goldendale, Washington, 1908.
- Item3 - Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE), Culvert 78, Oregon, 1908.
- Item4 - Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE), Fisher, Washington, 1908.
- Item5 - Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE), Granddalles, Washington, 1908.
- Item6 - Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE), Underwood, Washington, 1908.
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