Railroad Archives Online
- CollectionD0063 - Walter W. Ainsworth Collection
- Series010 - Other Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3012 - Street railroads
- 1838 more...
- ItemWWASMR-21-051 - Seattle Municipal Railway Car 539, Seattle, Washington, 1939
- ItemWWASMR-21-052 - Seattle Municipal Railway Track, Seattle, Washington, undated
- ItemWWASMR-21-053 - Seattle Municipal Railway Car 535, Seattle, Washington, 1940
- ItemWWASMR-21-054 - Seattle Municipal Railway Car 569, Seattle, Washington, 1940
- ItemWWASMR-21-055 - Seattle Municipal Railway Car 565, Seattle, Washington, 1940
- ItemWWASMR-21-056 - Seattle Municipal Railway Car 525, Seattle, Washington, 1938
- ItemWWASMR-21-057 - Seattle Electric Company Track, Seattle, Washington, circa 1910
- ItemWWASMR-21-058 - Seattle Municipal Railway Car 545, Seattle, Washington, circa 1940
- ItemWWASMR-22-001 - Seattle Municipal Railway Car 757, Seattle, Washington, circa 1940
- 280 more...