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sL99 31
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.1] 1825. Copy-right secured.
14 p. 12cm. "Preface" signed (p.4): T. Claxton, Methuen, Mass. Dec. 10, 1825.
o .