Columbia subject headings:
Block Island (R.I. : Island)--Description and travel.
Block Island (R.I. : Island)--Social life and customs.
Williamson, Chilton.
Harvard subject headings:
Block Island (R.I.)--Description and travel.
Block Island (R.I.)--Social life and customs.
Williamson, Chilton.
Princeton subject headings:
Block Island, R.I.--Description and travel.
Block Island, R.I.--Social life and customs.
Williamson, Chilton.