Places
- Yanktonai Band of Dakota or Sioux Indians1
- Yardley (Pa.)3
- Yellow Room12
- Yellowstone National Park1
- Yellowstone National Park (Agency : U.S.)15
- Yohogania County (Va.)1
- Yohogania County (Va.) -- Land certificates1
- York Church (Va.)1
- York County (Va.)--Biography3
- York County (Va.)--Court1
- York County (Va.)--History3
- York County (Va.)--History--18th century1
- York County (Va.)--History--19th century3
- York County (Va.)--History--20th century5
- York County (Va.)--History--Revolution, 1775-17831