Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 222
urve, while on the patternY we space off on the outer curve. These two curves must containthe same amount of material asthey join together when the ball israised. To all of the patterns lapsmust be allowed for brazing orsoldering. The patterns shownare in one piece; in practice wherethe sphere is… … ¥m. 115. o indicated by A A, made in four sections, and riveted as shownhj ah c d. Fig. 116 shows how the pattern is developed when the centerof the ogee is flaring as shown from 3 to 4 in elevation. Firstdraw the elevation A B C D, making the diameter of A B equalto 7 inches, the diameter of D C 4…
Architecture · Building · Carpentry
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