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
- 1175 more...
- ItemWWASMR-03-067 - Seattle Municipal Railway Track, Seattle, Washington, circa 1910
- ItemWWASMR-03-068 - Seattle Municipal Railway Car, Seattle, Washington, 1940
- ItemWWASMR-03-068A - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- ItemWWASMR-03-069 - Seattle Municipal Railway Car 278, Seattle, Washington, 1940
- ItemWWASMR-03-070 - Seattle Municipal Railway Cars 314 and 397, Seattle, Washington, 1940
- ItemWWASMR-03-071 - Seattle Municipal Railway Car 314, Seattle, Washington, 1940
- ItemWWASMR-03-072 - Seattle Municipal Railway Car 596, Seattle, Washington, 1940
- ItemWWASMR-03-073 - Seattle Municipal Railway Car 667, Seattle, Washington, 1940
- ItemWWASMR-03-074 - Seattle Municipal Railway Car 632, Seattle, Washington, 1940
- 943 more...