Columbia subject headings:
Corn laws (Great Britain)
Grain trade--Great Britain--Early works to 1800.
Scarcity.
Harvard subject headings:
Corn laws (Great Britain)
Grain trade--Great Britain--Early works to 1800.
Scarcity.
Princeton subject headings:
Corn laws (Great Britain)
Grain trade--Great Britain--Early works to 1800.
Scarcity.