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
- 1453 more...
- ItemWWASMR-12-016 - Seattle Municipal Railway Car 510, Seattle, Washington, 1939
- ItemWWASMR-12-017 - Seattle Municipal Railway Car 515, Seattle, Washington, circa 1940
- ItemWWASMR-12-018 - Seattle Municipal Railway Car 515, Seattle, Washington, 1940
- ItemWWASMR-12-019 - Seattle Municipal Railway Car 516, Seattle, Washington, undated
- ItemWWASMR-12-020 - Seattle Municipal Railway Car 519, Seattle, Washington, undated
- ItemWWASMR-12-021 - Seattle Municipal Railway Car 810, Seattle, Washington, 1940
- ItemWWASMR-12-022 - Seattle Municipal Railway Car, Seattle, Washington, 1940
- ItemWWASMR-12-023 - Seattle Municipal Railway Car 520, Seattle, Washington, 1940
- ItemWWASMR-12-024 - Seattle Municipal Railway Car 500-type, Seattle, Washington, 1940
- 665 more...