READY-RECKONERS.
Claxton, Timothy, b.1790.
Concise decimal tables for facilitating arith- metical calculations; for the use of which many problems in mensuration are made perfectly easy «+. By Timothy Claxton.
CHaverhill? Mass.] 1825. Copy-right secured.
14 p. 12cm. "Preface" signed (p.4): T. Claxton, Methuen, Mass. Dec. 10, 1825.
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