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
- 1982 more...
- ItemWWASMR-27-057 - Seattle Municipal Railway Track, Seattle, Washington, 1923
- ItemWWASMR-27-058 - Seattle Municipal Railway Car 738, Seattle, Washington, 1939
- ItemWWASMR-27-059 - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- ItemWWASMR-27-060 - Seattle Municipal Railway Track, Seattle, Washington, circa 1930
- ItemWWASMR-27-061 - Seattle Electric Company Car 120, Seattle, Washington, circa 1901
- ItemWWASMR-27-062 - Seattle Electric Company Car 129, Seattle, Washington, circa 1901
- ItemWWASMR-27-063 - Seattle Municipal Railway Car 324, Seattle, Washington, 1918
- ItemWWASMR-27-064 - Seattle Electric Company Car 547, Seattle, Washington, circa 1920
- ItemWWASMR-27-065 - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- 136 more...