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
- 1659 more...
- ItemWWASMR-18-024 - Seattle Municipal Railway Track, Seattle, Washington, 1921
- ItemWWASMR-18-025 - Seattle Municipal Railway Track, Seattle, Washington, 1921
- ItemWWASMR-18-026 - Seattle Municipal Railway Track, Seattle, Washington, circa 1921
- ItemWWASMR-18-027 - Seattle Electric Company Car 570, Seattle, Washington, 1909
- ItemWWASMR-18-028 - Seattle Electric Company Car 362, Seattle, Washington, 1908
- ItemWWASMR-18-030 - Seattle Municipal Railway Car 528, Seattle, Washington, 1940
- ItemWWASMR-18-031 - Seattle Municipal Railway Car 565, Seattle, Washington, 1939
- ItemWWASMR-18-032 - Puget Sound Traction, Light and Power Car, Seattle, Washington, 1913
- ItemWWASMR-19-001 - Seattle Municipal Railway Car 370?, Seattle, Washington, undated
- 459 more...