Columbia subject headings:
Merchants--Europe--Biography.
Harvard subject headings:
Commerce--History--17th century.
David, Jacob--Correspondence.
David, Jacob.
Europe--Commerce--History--17th century--Sources.
Marescoe, Charles--Correspondence.
Marescoe, Charles.
Merchants--Europe--Biography.
Merchants--Europe--Correspondence.
Princeton subject headings:
David, Jacob.
Marescoe, Charles.
Merchants--Europe--Biography.