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
- 1961 more...
- ItemWWASMR-27-036 - Seattle Municipal Railway Car 710, Seattle, Washington, 1940
- ItemWWASMR-27-037 - Seattle Municipal Railway Track, Seattle, Washington, 1921
- ItemWWASMR-27-038 - Seattle Municipal Railway Track, Seattle, Washington, circa 1923
- ItemWWASMR-27-039 - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- ItemWWASMR-27-040 - Seattle Municipal Railway Car 752, Seattle, Washington, circa 1916
- ItemWWASMR-27-041 - Seattle Municipal Railway Car 719, Seattle, Washington, circa 1940
- ItemWWASMR-27-042 - Seattle Municipal Railway Employees, Seattle, Washington, circa 1920
- ItemWWASMR-27-043 - Seattle Municipal Railway Car, Seattle, Washington, 1905
- ItemWWASMR-27-044 - Puget Sound Traction, Light and Power Car, Seattle, Washington, circa 1915
- 157 more...