The builder's dictionary, or, Gentleman and architect's companion : explaining not only the terms of art in all the several parts of architecture, but also containing the theory and practice of the various branches thereof ... : also necessary problems in arithmetic, geometry, mechanics, perspective, hydraulics, and other mathematical sciences : together with the quantities proportions, and prices of all kinds of materials used in building ... (1734)
Toms, W. H. (William Henry), ca. 1700-ca. 1750, Devoto, John, fl. 1719-1752 · London : Printed for A. Bettesworth and C. Hitch ..., and S. Austen ... · leaf 130
Centre, one is longer than theother, in which it differs fromthe Circle. Every EUipfis isan oval Figure, but every ovalFigure, is not an Ullipfis. Or, An Oval may be deiind aPigure inclosVi with a finglecurvdLine, iniperfeflly round,its Length being greater thanits Breadth ; like an Egg,whence it… … The Method commonly usdby \N orkmen in defcribing anOval, IS by a Cord or String,as F M E, whofe Length isequal to the greater Diameterof the Oval, and which is faf-tcned by its Extremes to twoPoints or Nails, E, F, plantedin Its longeft Diameter, bywhich Means the Oval is madeas much longer, as…
Architecture · Building
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