Columbia subject headings:
Harvard subject headings:
Gold mines and mining--Japan--History.
Japan--Officials and employees--Biography.
Silver mines and mining--Japan--History.
Ōkubo, Nagayasu, 1545-1613.
Princeton subject headings:
Gold mines and mining--Japan--History.
Japan--Officials and employees--Biography.
Ōkubo, Nagayasu, 1545-1613.
Silver mines and mining--Japan--History.