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 315
byspacing it off with compasses into the numberof risers desired. This being done the rest iseasy because the run is not usually limited as toexact space, and as there is always one lesstread than there are risers, its length is deter-mined by the width of the treads. Thus if thereare 14 risers,… … FIG. 239 PRACTICAL CARPENTRY 277 that the run and rise of the individual step is takenon the steel square as shown in the illustrationand determines the shape of the pitchboard. Theway to make a pitch-board is by the use of thesteel square, which, of course, ewevy carpenter inthis country is…
Architecture · Building
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