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 78
qual to one of the divisions on a b. Draw the square abc d; bisect each of its sides and draw the square e \2 w f;drav/ the diagonals e 11, /12; divide the diagonal 12 / intothree equal parts and draw 8 7 and 4 3 and continue the FOR CARPENTERS AND MECHANICS. 71 lines as shown, making // g equal to… … draw arc c d \.o meet a line through 4 3, etc. The centresto draw the inner curve are shown by the dots on the di-agonals, which is the centre of the space between theangles of the squares. 72 GUIDE AND ASSISTANT 91—To Draw a Parabola when the Abscissa a hand the Ordinate a c are Given.—Draw the…
Carpentry
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