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
- 6 more...
- ItemWWAHP-007 - Seattle Municipal Railway Track, Seattle, Washington, 1930
- ItemWWAHP-008 - Seattle Municipal Railway Track, Seattle, Washington, 1920
- ItemWWAHP-009 - Seattle Municipal Railway Track, Seattle, Washington, 1920
- ItemWWAHP-010 - Seattle Municipal Railway Track, White Center, Washington, 1920
- ItemWWAHP-011 - Seattle Municipal Railway Car, White Center, Washington, 1930
- ItemWWAHP-012 - Seattle Municipal Railway Track, Burien, Washington, 1915
- ItemWWAHP-013 - Seattle Municipal Railway Track, Burien, Washington, 1915
- ItemWWAHP-014 - Seattle Municipal Railway Track, White Center, Washington, 1920
- ItemWWAHP-015 - Seattle Municipal Railway Track, Seattle, Washington, 1920
- 2112 more...