Radford's cyclopedia of construction; carpentry, building and architecture. Based on the practical experience of a large staff of experts in actual constrcution work (1909)
Johnson, Alfred Sidney, 1860-, Radford, William A., 1865- · Chicago Radford Architectural Co · leaf 166
FIG. 159 PRACTICAL CARPENTRY 143 roof. The seat and plumb cuts are found in theusual way of taking the proportion of the run andrise on the tongue and blade, but there must be an … additional or diagonal cut across the back of thejack to fit against the hip, as shown in Fig. 159,by the dotted hnes at A-B. These lines are always 144 PRACTICAL CARPENTRY vertical and thesame distance apartregardless of thepitch given. Thediagonal Une fromA to B across theback of the jack…
Architecture · Building
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