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
- 1994 more...
- ItemWWASMR-27-069 - Seattle Municipal Railway Track, Seattle, Washington, 1920
- ItemWWASMR-27-070 - Seattle Municipal Railway Track, Seattle, Washington, 1932
- ItemWWASMR-27-071 - Seattle Municipal Railway Track, Seattle, Washington, circa 1930
- ItemWWASMR-27-072 - Seattle Municipal Railway Track, Seattle, Washington, circa 1920
- ItemWWASMR-27-073 - Seattle Municipal Railway Track, Seattle, Washington, circa 1920
- ItemWWASMR-27-074 - Seattle Municipal Railway Track, Seattle, Washington, 1928
- ItemWWASMR-28-001 - Seattle Municipal Railway Car 710, Seattle, Washington, circa 1940
- ItemWWASMR-28-002 - Seattle Municipal Railway Car 708, Seattle, Washington, circa 1940
- ItemWWASMR-28-003 - Seattle Municipal Railway Car 704, Seattle, Washington, circa 1940
- 124 more...