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Pike's System of Arithmetick. en The mathematics textbook Pike's System of Arithmetick published by Jacob Moore Concord New Hampshire written by the New Hampshire teacher and almanac publisher Dudley Leavitt google id cdBAAAAIAAJ printsec frontcover dq dudleyleavitt source bl ots OLoCYG sig QRtRndPOsWzkiyekY hl en ei VJJSTiHoMsgPurCCw