Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 125
rmer, are usuallylarge enough for the headers andoften smaller timbers may besafely used. The headers are shown insection at a and h in Fig. 148,and it will be noticed that theyare not put in in exactly thesame way. The piece at the top a is so placed that its longer dimension is at right angles to… … Fig. U7. Headers for Dormer Windows.
Architecture · Building · Carpentry
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