Educational woodworking for home and school (1908)
Park, Joseph C. (Joseph Charles), b. 1872 · New York, The Macmillan company · leaf 52
Fig. 7. —Raftertable. FOR HOME AND SCHOOL 31 … li A a / \ E\\\\\ \ / // F ^ W — O = - IS £ -5 <n to — £ — .»%• _—_ — <o *f — 2 *] _E — — r-» m e B d To find the Length of a Rafter For a roof with J pitch (or the rise ^the width of the building) and having arun of 12 feet: follow in the raftertable the upper or J pitch ruling, find,under…
Woodwork (Manual training)
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