Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 85
T OPENING U^ IN CYLINDER y r~1—I ELEVATION -^—-— 4 Jo4 Er^^ va … center of the cylinder BODE, allowing the section to make aquarter turn, and bringing the points h l vX the top and bottomon a vertical line, while in the section F, 5 I are on a horizontal 66 SHEET-METAL WORK line. From the various intersections in F\ draw horizontal linesintersecting vertical…
Architecture · Building · Carpentry
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