Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 297
of equalparts as the quadrant. Projecting down 272 CAKPENTRY AND JOINERY. from these points in the quadrant, and fromthe corresponding numbered points in theline 0 7 at l, points for the curve are ob-tained, and this may be drawn in as shown,by which a portion of the lagging is obtained turning… … Fig. 891.—Part Elevation of Centering andSupports. as indicated at m. The construction of theribs or principals for vaulting differs verymuch according to the magnitude of the job. Fig. 892.—Part Longitudinal Section through A B(Fig. 891), showing Bracing connecting Principals. 3 in. by 4 in.,…
Carpentry · Joinery
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