Columbia subject headings:
Free trade--Early works to 1800.
London (England)--Charters, grants, privileges--Sources.
Monopolies--Great Britain--Early works to 1800.
Protectionism.
Trading companies--Great Britain--Early works to 1800.
Harvard subject headings:
Free trade--Early works to 1800.
London (England)--Charters, grants, privileges--Sources.
Monopolies--Great Britain--Early works to 1800.
Protectionism.
Trading companies--Great Britain--Early works to 1800.
Princeton subject headings: