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
- 1928 more...
- ItemWWASMR-26-026 - Seattle Electric Company Car 138, Seattle, Washington, circa 1902
- ItemWWASMR-26-027 - Seattle Municipal Railway Car 320, Seattle, Washington, 1938
- ItemWWASMR-27-001 - Seattle Municipal Railway Car 734, Seattle, Washington, 1939
- ItemWWASMR-27-001A - Seattle Municipal Railway Car 734, Seattle, Washington, 1939
- ItemWWASMR-27-003 - Seattle Municipal Railway Car 714, Seattle, Washington, 1924
- ItemWWASMR-27-004 - Seattle Municipal Railway Car, Seattle, Washington, circa 1940
- ItemWWASMR-27-005 - Seattle Municipal Railway Car 719, Seattle, Washington, 1940
- ItemWWASMR-27-006 - Seattle Municipal Railway Car, Seattle, Washington, circa 1930
- ItemWWASMR-27-007 - Seattle Municipal Railway Car 715, Seattle, Washington, undated
- 190 more...