Columbia subject headings:
Georgetown (Colo.)--History.
Mines and mineral resources--Colorado--Georgetown--History--19th century.
Harvard subject headings:
Georgetown (Colo.)--History.
Mines and mineral resources--Colorado--Georgetown--History--19th century.
Princeton subject headings:
Georgetown (Colo.)--History.
Gold mines and mining--Colorado--Georgetown--History.
Miners--Colorado--Georgetown--Biography.
Silver mines and mining--Colorado--Georgetown--History.