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Arithmetic in whole and broken numbers, digested after a new method, and chiefly adapted to the trade of Ireland. : To which are added, instructions for book-keeping. With the dignity of trade in Great-Britain and Ireland: extracted from the mercantile library; or, compleat English tradesman. Likewise an appendix to algebra. By Elias Voster.
Eighteenth Century Collections Online II (ECCO) Available online
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