Railroad Archives Online
- CollectionD0063 - Walter W. Ainsworth Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroads--Buildings and Structures
- Subseries Level 3010 - Miscellaneous Structures
- 78 more...
- ItemWWASPSL9-072 - Fort Stevens, Oregon, 1906
- ItemWWASPSL9-073 - Gearhart Hotel, Gearhart, Oregon, undated
- ItemWWASPSL4-028 - View from the Columbia River at White Salmon, Washington, undated
- ItemWWASPSL4-029 - View from the Columbia River between Bingen and White Salmon, Washington, undated
- ItemWWASPSL8-122 - Pier and Columbia River Bridge at Astoria, Oregon, April 1969