Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 377
s at bottom A and top B. In this problem, as in otherswhich will follow, a change of profile is necessary before the correct 305 220 SHEET METAL W^RK pattern for the returns can be developed. In other words, a new pro-file must be developed from the given or normal profile before the pat-terns for… … HALF D .ELEVATION Fig. 301. which must be carried separately onto the stretchout line. Bearingthis in mind, we shall proceed to obtain the modified or changed pro-files and patterns for the horizontal returns at top and foot of a gablemoulding, as at B and A in Fig. 302, the given profile to be…
Architecture · Building · Carpentry
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