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Richey's guide and assistant for carpenters and mechanics : a work of practical information, giving almost every geometrical and practical problem likely to arise in the work of the carpenter, and quick and easy methods for their solution : the use of the steel square, etc., tables showing strength and weight of materials, methods of framing, useful recipes, etc., etc. (1894)

Richey, H. G. (Harry Grant), b. 1868 · New York : W.T. Comstock · leaf 54

An illustration from Richey's guide and assistant for carpenters and mechanics : a work of practical information, giving almost every geometrical and practical problem likely to arise in the work of the carpenter, and quick and easy methods for their solution : the use of the steel square, etc., tables showing strength and weight of materials, methods of framing, useful recipes, etc., etc., 1894, leaf 54
equal parts as there are sides to the polygon, in this case7; then, as we have one side, a b, we skip the first divisionand connect a and 2; then from the centre oi a 2 and a bdraw lines at right angles until they meet at c, which is … 48 GUIDE AND ASSISTANT the centre of the polygon. Then, with c as centre and caas radius, draw the circle ; then draw lines from a throughpoints 3, 4, 5 and 6, striking the circle at h, g, f 2,w^ e;connect 2 //, h g, g f, f e and e b. d

Carpentry

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