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 96
90 GUIDE AND ASSISTANT Fig. 125 ; then draw lines at right angles from the centre-o{ a S and a c and the bisecting point d is the centre. 113—To Find the Diameter or Radius of a Cir-cle when the Chord and Rise of an Arc are Given.—Draw the chord as a b, then the rise d c, Fig. 126; thenconnect a d…
Carpentry
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