The carpenter's and joiner's hand-book : containing a complete treatise on framing hip and valley roofs ... (1888)
Holly, H. W. (Henry Wells) · New York : John Wiley & Sons · leaf 31
Fig. 15. Let a l (Fig. 15) be the lengtli of aside of the proposed square ; upon a and 5,with the whole length for radius, sweepthe parts of circles a d and 5 c. Find halfthe distance from a to e 2it f; then upon efor a centre sweep the circle cutting/l Drawthe lines from a and through where… … Fig. 16. Upon two points nearly opposite eachother, as J (Fig. 16), draw the two partsof circles, cutting each other at c d; repeatthe same at the points e f; draw the twostraight lines intersecting at which willbe the centre required. HAND-BOOK. 20. Another method. 27
Carpentry
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