Rare Books

Summarium steriometriae, or A new essay upon solids; compendiously perform'd in two parts. Part I. Directions, shewing how the dimensions of timber-trees, both standing and lying, may be readily taken at one view, without the trouble and charge of mathematical instruments. Part II. Measuring by inspection only; or the method of finding readily (by a new table) the area or solid-content of timber and stone, whether round or square, and consequently its value, with all imaginable exactness and accuracy, according to the dimensions given. The whole being newly composed, methodized, and illustrated by proper propositions, rules, examples, operations, explanations, &c. performed five manner of ways, viz. vulgarly, decimally, duodecimally, instrumentally, and tabulary