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
- 691 more...
- ItemWWASMR-JEF-026 - Seattle Municipal Railway Car 503, Seattle, Washington, circa 1940
- ItemWWASMR-JEF-027 - Seattle Municipal Railway Car 518, Seattle, Washington, 1939
- ItemWWASMR-JEF-028 - Seattle Municipal Railway Car 515, Seattle, Washington, circa 1940
- ItemWWASMR-JEF-029 - Seattle Municipal Railway Car, Seattle, Washington, undated
- ItemWWASMR-JEF-030 - Seattle Municipal Railway Car 348, Seattle, Washington, circa 1939
- ItemWWASMR-JEF-031 - Seattle Municipal Railway Car 325, Seattle, Washington, 1939
- ItemWWASMR-JEF-032 - Seattle Municipal Railway Car 397, Seattle, Washington, 1935
- ItemWWASMR-JEF-033 - Seattle Municipal Railway Car 343, Seattle, Washington, 1940
- ItemWWASMR-JEF-034 - Seattle Municipal Railway Car 368, Seattle, Washington, undated
- 1427 more...