Railroad Archives Online
- FondsD0063 - Walter W. Ainsworth Collection
- Cyfres007 - Spokane, Portland, and Seattle Railway
- Is-gyfres014 - Photographs
- 005 - Landscape photography
- 11 mwy...
- EitemWWASPSL4-101 - Columbia River at Mitchell's Point, Washington State, undated
- EitemWWASPSL4-103 - Columbia River at Mitchell's Point, Washington State, undated
- EitemWWASPSL4-104 - Columbia River and Mount Adams, Washington State, undated
- EitemWWASPSL4-105 - Columbia River, Washington State, 1910
- EitemWWASPSL4-115 - Columbia River, Washington State, undated
- EitemWWASPSL4-117 - Columbia River, Washington State, undated
- EitemWWASPSL6-018 - Klickitat River and Mount Hood, Washington State, May 24, 1910
- EitemWWASPSL6-075 - Balanced Rock Formation near Pasco, Washington, undated
- EitemWWASPSL8-076 - Tongue Point near Astoria, Oregon, 1914
- 8 mwy...