Educational woodworking for home and school (1908)
Park, Joseph C. (Joseph Charles), b. 1872 · New York, The Macmillan company · leaf 53
r length for run of 23feet to the rafter length for run of 2 feet. When the run is in inches, then inthe rafter table read inches and twelfthsinstead of feet and inches. For instance:if with J pitch the run is 12 feet 4inches, add the rafter length of 4 inchesto that of 12 feet, as follows: — For… … Fig. 9.— Octagoneight-square scale. The run of 4 inchesis found under the grad-uation 4 and is 5 7 11,which may be read 5^inches. If it were feet,it would read 5 feet, 7 \\inches. 9. Brace Measure. — This is along thecenter of the back of the tongue, andgives the length of the common braces. |j! 50…
Woodwork (Manual training)
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