Malachy Postlethwayt was born c 1707. He spent twenty years compiling The Universal Dictionary of Trade and Commerce , 1751-1774. Between 1745 and 1758 Postlethwayt published other works on trade and commerce, including The African Trade the Great Pillar and Support of the British Plantation Trade in America , 1745 and Considerations on the Revival of Royal-British Assiento , 1749. Postlethwayt died in London on 13 September 1767.
From the guide to the Postlethwayt, Malachy, 1746-1750, (Senate House Library, University of London)