Modern carpentry and joinery : being a compilation of the very best things and most modern and practical methods known in the arts of carpentry and joinery (1910)
Hodgson, Frederick Thomas, 1836- · Chicago : F. J. Drake & Co. · leaf 146
Fig. 9. Fig. 10 shows the sides of a square bar which maybe any length. The bar is to stand perpendicular, andpass through a plank that inclines at A B; the learner PRACTICAL SOLUTIONS 143 is now required to show on the surface of plank theshape of a mortise that shall exactly fit the bar. … Fig. 10. To solve this the student is left to exercise his ownintelligence. The problem may be clearly demonstrated by acard-board model; it being cut, and the parts pro- 144 MODERN CARPENTRY jected from the flat surface will represent the plank,and show the mortise in it standing directly over…
Carpentry
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