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
- 1977 more...
- ItemWWASMR-27-052 - Seattle Municipal Railway Track, Seattle, Washington, 1920
- ItemWWASMR-27-053 - Seattle Municipal Railway Car, Seattle, Washington, 1920
- ItemWWASMR-27-054 - Seattle Municipal Railway Track, Seattle, Washington, 1927
- ItemWWASMR-27-055 - Seattle Municipal Railway Track, Seattle, Washington, circa 1930
- ItemWWASMR-27-056 - Seattle Transit System Car 730, Seattle, Washington, 1940
- 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
- 141 more...