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
- 1738 more...
- ItemWWASMR-20-032 - Seattle Municipal Railway Track, Seattle, Washington, 1922
- ItemWWASMR-20-033 - Seattle Municipal Railway Track, Seattle, Washington, 1924
- ItemWWASMR-20-034 - Seattle Municipal Railway Track, Seattle, Washington, 1921
- ItemWWASMR-20-035 - Seattle Municipal Railway Track, Seattle, Washington, circa 1935
- ItemWWASMR-20-036 - Seattle Municipal Railway Car, Seattle, Washington, 1897
- ItemWWASMR-20-037 - Seattle Municipal Railway Car 752, Seattle, Washington, 1935
- ItemWWASMR-20-038 - Seattle Municipal Railway Car 751, Seattle, Washington, 1930
- ItemWWASMR-20-039 - Seattle Municipal Railway Car 756, Seattle, Washington, 1934
- ItemWWASMR-20-040 - Seattle Municipal Railway Car 567, Seattle, Washington, circa 1910
- 380 more...