Columbia subject headings:
Isle of Man--Commerce--History--18th century.
Merchants--Isle of Man--Correspondence.
Moore, George, 1709-1787--Correspondence.
Smugglers--Isle of Man--Correspondence.
Smuggling--Isle of Man--History--18th century.
Harvard subject headings:
Isle of Man--Commerce--History--18th century.
Merchant marine--Great Britain--History--18th century.
Merchants--Great Britain--Correspondence.
Merchants--Isle of Man--Correspondence.
Moore, George, 1709-1787--Correspondence.
Smugglers--Isle of Man--Correspondence.
Smuggling--Isle of Man--History--18th century.
Princeton subject headings:
Merchant marine--Great Britain--History--18th century.
Merchants--Great Britain--Correspondence.
Moore, George (Merchant)--Correspondence.