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
- 1901 more...
- ItemWWASMR-25-006 - Seattle Municipal Railway Car, Seattle, Washington, circa 1920
- ItemWWASMR-25-007 - Seattle Municipal Railway Car 601, Seattle, Washington, 1940
- ItemWWASMR-26-001 - Seattle Municipal Railway Car 314, Seattle, Washington, 1940
- ItemWWASMR-26-002 - Seattle Municipal Railway Car 311, Seattle, Washington, 1940
- ItemWWASMR-26-003 - Seattle Municipal Railway Car 321, Seattle, Washington, 1940
- ItemWWASMR-26-004 - Seattle Municipal Railway Car 318, Seattle, Washington, 1939
- ItemWWASMR-26-005 - Seattle Municipal Railway Car 322, Seattle, Washington, 1940
- ItemWWASMR-26-006 - Seattle Municipal Railway Car 319, Seattle, Washington, 1940
- ItemWWASMR-26-007 - Seattle Municipal Railway Car 315, Seattle, Washington, 1940
- 217 more...