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
- 1104 more...
- ItemWWASMR-02-080 - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- ItemWWASMR-02-081 - Seattle Municipal Railway Track, Seattle, Washington, circa 1920
- ItemWWASMR-02-082 - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- ItemWWASMR-02-083 - Seattle Municipal Railway Track, Seattle, Washington, circa 1925
- ItemWWASMR-02-084 - Seattle Municipal Railway Track, Seattle, Washington, circa 1920
- ItemWWASMR-02-085 - Seattle Municipal Railway Track, Seattle, Washington, circa 1920
- ItemWWASMR-02-086 - Seattle Municipal Railway Track, Seattle, Washington, 1921
- ItemWWASMR-02-087 - Seattle Municipal Railway Track, Seattle, Washington, 1919
- ItemWWASMR-02-088 - Seattle Municipal Railway Car 613, Seattle, Washington, circa 1940
- 1014 more...