A treatise on the corn-trade and agriculture : plenty following scarcity, attributed, under Providence to Parliament ... with letters to the Duke of Portland and Earl of Liverpool during the alarming state of the high price of provisions ...Parquot, P. D.1809.engFirst published in 1800 under title: Letters to His Grace the Duke of Portland and the Earl of Liverpool, &c. on the present high price of provisions (44 p.).Third ed. has title: Plenty, following scarcity.