The illustrated architectural, engineering, & mechanical drawing-book : for the use of schools, students, and artisans ; upwards of 300 illustrations (1856)
Burn, Robert Scott · London : Ward and Lock, 158 Fleet Street · leaf 49
ee fig. 8u),with 4 s describe an arc to t; from centre 5, with radius 5 t, describe anarc to w ; from centre 2 (see fig. 80), with radius 2 to describe an arc to g,and so on. To draw the interior curve proceed as follows : from the pointn (see line if, fig. 80), with radius m 1, describe an arc to… … fig. 80. hg, fig. 80), Avith the radius p 3, an arc to 4 ; from the point o (line fff,fig. 80), with radius o 4, an are 5, and so on from the centres correspond-ing to the points 5, t, v, x, y, &c., describing curves to the points 5, 6, 7,8, 9, &c. fig. 79. Example 80, fig. 81, represents…
Architectural drawing · Mechanical drawing
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