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
- 1219 more...
- ItemWWASMR-05-025 - Seattle Municipal Railway Track, Seattle, Washington, 1924
- ItemWWASMR-05-026 - Seattle Municipal Railway Track, Seattle, Washington, 1931
- ItemWWASMR-05-027 - Seattle Municipal Railway Track, Seattle, Washington, 1931
- ItemWWASMR-05-028 - Seattle Municipal Railway Track, Seattle, Washington, 1928
- ItemWWASMR-06-001 - Seattle Municipal Railway Car, Seattle, Washington, circa 1940
- ItemWWASMR-06-002 - Seattle Municipal Railway Car 391, Seattle, Washington, circa 1940
- ItemWWASMR-06-003 - Seattle Municipal Railway Car 348, Seattle, Washington, circa 1940
- ItemWWASMR-06-004 - Seattle Municipal Railway Car 396, Seattle, Washington, 1940
- ItemWWASMR-06-005 - Seattle Municipal Railway Car 381, Seattle, Washington, circa 1940
- 899 more...