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
- 1731 more...
- ItemWWASMR-20-025 - Seattle Municipal Railway Car 752, Seattle, Washington, 1923
- ItemWWASMR-20-026 - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- ItemWWASMR-20-027 - Seattle Municipal Railway Car 721, Seattle, Washington, 1920
- ItemWWASMR-20-028 - Seattle Municipal Railway Car 354, Seattle, Washington, circa 1904
- ItemWWASMR-20-029 - Seattle Municipal Railway Car 704, Seattle, Washington, 1936
- ItemWWASMR-20-030 - Seattle Municipal Railway Track, Seattle, Washington, 1922
- ItemWWASMR-20-031 - Seattle Municipal Railway Track, Seattle, Washington, 1922
- ItemWWASMR-20-032 - Seattle Municipal Railway Track, Seattle, Washington, 1922
- ItemWWASMR-20-033 - Seattle Municipal Railway Track, Seattle, Washington, 1924
- 387 more...