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
- 1430 more...
- ItemWWASMR-11-005 - Seattle Municipal Railway Car 501, Seattle, Washington, 1940
- ItemWWASMR-11-006 - Seattle Municipal Railway Car 503, Seattle, Washington, 1940
- ItemWWASMR-11-007 - Seattle Municipal Railway Car 519, Seattle, Washington, circa 1940
- ItemWWASMR-11-008 - Seattle Municipal Railway Car 394, Seattle, Washington, 1938
- ItemWWASMR-11-009 - Seattle Municipal Railway Car 501, Seattle, Washington, circa 1940
- ItemWWASMR-11-010 - Seattle Municipal Railway Car, Seattle, Washington, 1923
- ItemWWASMR-11-011 - Seattle Municipal Railway Car, Seattle, Washington, circa 1920
- ItemWWASMR-11-012 - Seattle Municipal Railway Track, Seattle, Washington, 1921
- ItemWWASMR-12-001 - Seattle Municipal Railway Car 515, Seattle, Washington, 1940
- 688 more...