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
- 1249 more...
- ItemWWASMR-06-027 - Seattle Municipal Railway Car 327, Seattle, Washington, 1914
- ItemWWASMR-06-028 - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- ItemWWASMR-06-029 - Seattle Municipal Railway Car 327, Seattle, Washington, 1914
- ItemWWASMR-06-030 - Seattle Municipal Railway Car, Seattle, Washington, 1914
- ItemWWASMR-06-031 - Seattle Municipal Railway Car 103, Seattle, Washington, 1914
- ItemWWASMR-06-032 - Seattle Municipal Railway Car 667, Seattle, Washington, 1940
- ItemWWASMR-06-033 - Seattle Municipal Railway Track, Seattle, Washington, circa 1920
- ItemWWASMR-06-034 - Seattle Municipal Railway Track, Seattle, Washington, circa 1920
- ItemWWASMR-06-035 - Seattle Municipal Railway Track, Seattle, Washington, 1914
- 869 more...