Columbia subject headings:
Harvard subject headings:
Chubut (Argentina)--History--19th century.
Jones, Thomas, 1849-1934.
Welsh--Argentina--Chubut--History--19th century.
Welsh--Colonization--History--19th century.
Princeton subject headings:
Chubut (Argentina)--History--19th century.
Jones, Thomas, 1849-1934.
Welsh--Argentina--Chubut--History--19th century.
Welsh--Colonization--History--19th century.