Railroad Archives Online
- CollectionD0063 - Walter W. Ainsworth Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3002 - Diesel Locomotives
- 142 more...
- ItemWWASPSD1-143 - Spokane, Portland and Seattle (SP&S) Diesel Locomotive Number 101, undated
- ItemWWASPSD1-144 - Spokane, Portland and Seattle (SP&S) Diesel Locomotive Number 152, undated
- ItemWWASPSD1-145 - Spokane, Portland and Seattle (SP&S) Diesel Locomotive Number 152, undated
- ItemWWASPSD1-146 - Spokane, Portland and Seattle (SP&S) Diesel Locomotive Number 153, Vancouver, Washington, September 1956
- ItemWWASPSD1-147 - Spokane, Portland and Seattle (SP&S) Diesel Locomotive Number 155, March 1969
- ItemWWASPSD1-148 - Spokane, Portland and Seattle (SP&S) Diesel Locomotive Number 201, undated
- ItemWWASPSD1-149 - Spokane, Portland and Seattle (SP&S) Diesel Locomotive Number 204, undated
- ItemWWASPSD1-150 - Spokane, Portland and Seattle (SP&S) Diesel Locomotive Number 204, Vancouver, Washington, April 1967
- ItemWWASPSD1-151 - Spokane, Portland and Seattle (SP&S) Diesel Locomotive Number 205, undated
- 111 more...