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
- 1956 more...
- ItemWWASMR-27-029 - Seattle Municipal Railway Car 707, Seattle, Washington, 1921
- ItemWWASMR-27-032 - Seattle Municipal Railway Car 737, Seattle, Washington, 1938
- ItemWWASMR-27-033 - Seattle Municipal Railway Car 735, Seattle, Washington, 1939
- ItemWWASMR-27-034 - Seattle Municipal Railway Car 718, Seattle, Washington, circa 1925
- ItemWWASMR-27-035 - Seattle Municipal Railway Car 704, Seattle, Washington, 1940
- ItemWWASMR-27-036 - Seattle Municipal Railway Car 710, Seattle, Washington, 1940
- ItemWWASMR-27-037 - Seattle Municipal Railway Track, Seattle, Washington, 1921
- ItemWWASMR-27-038 - Seattle Municipal Railway Track, Seattle, Washington, circa 1923
- ItemWWASMR-27-039 - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- 162 more...