Complete Treatise on the Mensuration of Timber: Containing, Besides All the Rules Usually Given on the Subject, Some New & Interesting Improvements; Particularly the New, Expeditious and Very Accurate Method of Calculating the Contents of Square & Round Timber: with the Description of the Sliding Rule and Gunther's Scale, So Far as They Relate to this Art |
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11 inches 19 feet 21 feet 3d power 9 inches alſo Anſwer bafe bers circle being given circumference or girt Common method compaſſes from 12 cube numbers cube root cubick feet cyphers decimal fraction divided dividend divifions diviſor Duodecimally ends or baſes EXAMPLE Extend the compaſſes extent will reach extract the ſquare Falſe content fame feet long feet the content feet the length find the folid firſt folid content foot in length fuperficial gallons given number greater baſe Gunter's Scale inches broad inches ſquare integer laſt mean area mean girt mean proportional Multiply the ſquare PROBLEM Quest quotient reach from 21 Required the content Required the folid round log rule of three Scale and Compaſſes ſeconds ſet ſhall Sliding rule square ſquare equal ſquare root ſquare timber ſtands ſuch superficial content tapering theſe thoſe True content True method uſe whole numbers whoſe length whoſe root