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 36
Firft draw the Eafe Line ABthen draw the Line CD parallel and equal to the Line A B, andlo far diitaiit as you delign thejlrch iliall rife, and draw theLines CA and DB; then divideCAand DB into any Numberot equal Parts, alio C E and EDinto the fame Number of equalParts, and draw Ri^ht Lines toeach… … DO Firrt place the TrammelABCD, (on which is a Groove,as ABaiid CD;)then propofe the Widths OQ, OL, and QN, prepare allraight LachEF, fome- what Ioniser than half the Bafe Ci CL A R A R CL or CN; then put in a Pen-cil or Marker at K; alio at I,lb that IK is equal to QN, orO L, or P M; then put in…
Architecture · Building
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