Wilson’s Carpentry and joinery / by John Wilson (1891)
Wilson, John · Manchester [England] : Percy Bros. · leaf 80
3. Has its diagonals one parallel to the ridge, the other square.Exercises. 1. Let the prism in Fig. 1 stand perpendicularly upon the horizontalplane, its sides being parallel and at right angles to x y, or the vertical plane;if cut byaplane passing through three of itsoorners at heights of 1,… … CIRCLE and ELLIPSES. Fig. 1. Plan and elevation of a cirole are shown, the surface of theoirole beiDg parallel to the plane on which its elovation is drawn ; the plan isrepresented by a straight line equal to the diameter, and its elevation showsthe true oirole. When a circle is given to find the…
Carpentry · Joinery
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