Columbia subject headings:
Great Britain--Commerce--History.
Merchant mariners--Services for--Great Britain--History.
Privateering--Great Britain--History.
Shipping--Great Britain--History.
Harvard subject headings:
Great Britain--Commerce--History.
Merchant mariners--Services for--Great Britain--History.
Privateering--Great Britain--History.
Shipping--Great Britain--History
Princeton subject headings:
Merchant mariners--Missions and charities--Great Britain.
Privateering--Great Britain.
Trading companies--Great Britain.