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 167
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 de-termines the angle.Fig. 160 illustratesthis point. If therewas no pitch at allthen… … FIG. 161 PRACTICAL CARPENTRY li5 inches thick, the hnes A and B will be 4| inchesapart. The Jack Cut may be found as follows: Take5 on the tongue and the length of the common
Architecture · Building
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