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
- 812 more...
- ItemWWASMR-PIN-008 - Seattle Electric Company Car 510, Seattle, Washington, circa 1906
- ItemWWASMR-PIN-009 - Seattle Electric Company Car 417, Seattle, Washington, circa 1902
- ItemWWASMR-PIN-010 - Seattle Electric Company Car 16, Seattle, Washington, 1901
- ItemWWASMR-PIN-011 - Seattle Electric Company Car 384, Seattle, Washington, circa 1900
- ItemWWASMR-DWNTN-001 - Northern Pacific Railroad and Great Northern Railway track, Seattle, Washington, 1932
- ItemWWASMR-DWNTN-002 - Seattle Electric Company track, Seattle, Washington, circa 1900
- ItemWWASMR-DWNTN-003 - Front Street Cable Railway car, Seattle, Washington, 1900
- ItemWWASMR-DWNTN-004 - Seattle Electric Company and Puget Sound Electric Railway Car 324, Seattle, Washington, 1905
- ItemWWASMR-DWNTN-005 - Seattle Electric Company Car 313, Seattle, Washington, circa 1905
- 1306 more...