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
- 735 more...
- ItemWWASMR-NOR-003 - Seattle Municipal Railway Car 355, Seattle, Washington, 1940
- ItemWWASMR-NOR-004 - Seattle Municipal Railway Car 536, Seattle, Washington, 1920s
- ItemWWASMR-NOR-005 - Seattle Municipal Railway Car 297, Seattle, Washington, undated
- ItemWWASMR-NOR-006 - Seattle Municipal Railway Car 644, Seattle, Washington, 1940
- ItemWWASMR-NOR-007 - Seattle Municipal Railway Car 271, Seattle, Washington, circa 1940
- ItemWWASMR-NOR-008 - Seattle Municipal Railway Car 700, Seattle, Washington, 1939
- ItemWWASMR-NOR-009 - Seattle Municipal Railway Car 650, Seattle, Washington, 1923
- ItemWWASMR-NOR-010 - Seattle Municipal Railway Car 315, Seattle, Washington, 1922
- ItemWWASMR-NOR-011 - Seattle Municipal Railway Car 639, Seattle, Washington, undated
- 1383 more...