Wilson’s Carpentry and joinery / by John Wilson (1891)
Wilson, John · Manchester [England] : Percy Bros. · leaf 84
aking a piece of paper and cutting it to 1. If a oone be out by a vertioal plane parallel to the axis, the seotionis an hyperbola, draw Buoh a section, axis of oone 3 base 2J diameter;when out -25 from the oentre. 2. If a cone be out by a plane parallel to a slant side or generatrix,the seotion is… … INTERSECTION OF BOTH STRAIGHT AND CURVED SURFACES. Fig. 1. a b c v. Represents the plan of a triangular pyramid, itssides forming equilateral triangles; the special name for this solid istetrahedron. < This has been repeated to show the true angle between twosides, which angle is shown by the…
Carpentry · Joinery
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