Metal-plate work : its patterns and their geometry, also, notes on metals, and rules in mensuration for the use of tin, iron, and zinc plate workers, coppersmiths, boiler-makers, and others (1887)
Millis, C. T. (Charles Thomas) · London ; New York : E. & F.N. Spon · leaf 131
d e" ; then ?> c", c ci", and d e" may be taken as the true lengths required. To diaw the pattern (Fig. 12) the seam to correspond with the shortest generating line. Draw A A' equal to A A" (Fig. 11) and with A and A' as centres and radii respectively A 6" and Ml' (Fig. 11) describe arcs… … centres and radii respectively & c" and V c' (Fig. 11) describe arcs intersecting in c'. With c' and h as centres and radii respectively C F and 5 c (Fig. 11) describe arcs intersecting in c ; and with c and c' as centres and radii respectively c d" and c' d' (Fig. 11) describe arcs intersecting in…
Plating · Metallurgy
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