Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 141
and draw the vertical lineh V intersecting thelines44 extended on both sides. Then A\ B\and C will bo the patterns in one j)iece minus the edges for 109 50 SHEET-METAL WORK seaming which must be allowed between these cuts; this would ofcourse make the lengths b 4, 4 4 and 4 4 as much longer asthe…
Architecture · Building · Carpentry
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