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 127
section of these arcsby a line as in the copy. ExAMii.K 22, fig. 23,is another outline rei)re-senting the side elevationof framing. The curveh is described from thecentre /on the centre-line hf; the centre-linesof the other parts are atm, e, d, and c. ExAMii.K 23, fig. 24,is another form of… … fig. 24 r.XGIXEEniNO, AND MECHANICAL DUAWING-COOK. 125 Example 24, iig, 25, represents the front elevation of a cross headand side levers. The centre-lines are a <f, e h, v v. The plan is shown
Architectural drawing · Mechanical drawing
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