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
- 1822 more...
- ItemWWASMR-21-035 - Seattle Municipal Railway Car 724, Seattle, Washington, 1920
- ItemWWASMR-21-036 - Seattle Municipal Railway Car 571, Seattle, Washington, circa 1940
- ItemWWASMR-21-037 - Seattle Municipal Railway Car 571, Seattle, Washington, circa 1940
- ItemWWASMR-21-038 - Seattle Municipal Railway Car 536, Seattle, Washington, 1940
- ItemWWASMR-21-039 - Seattle Municipal Railway Car 571, Seattle, Washington, circa 1925
- ItemWWASMR-21-040 - Seattle Municipal Railway Cars, Seattle, Washington, circa 1925
- ItemWWASMR-21-041 - Seattle Municipal Railway Car 564, Seattle, Washington, 1921
- ItemWWASMR-21-042 - Seattle Municipal Railway Car 564, Seattle, Washington, 1921
- ItemWWASMR-21-043 - Seattle Municipal Railway Track, Seattle, Washington, 1921
- 296 more...