The new complete system of arithmetic : composed for the use of the citizens of the United States. By Nicolas Pike, A.M. Member of the American Academy of Arts and Sciences. Abridged for the use of schools. - Pike, Nicolas, (At the press of Isaiah Thomas, by Leonard Worcester, for said Thomas. Sold at his bookstores in Worcester & Walpole; by said Thomas, & Andrews, in Boston; and by the booksellers in the United States,, 1798)