A practical treatise on the steel square and its application to everyday use : being an exhaustive collection of steel square problems and solutions, "old and new", with many original and useful additions, forming a complete encyclopedia of steel square knowledge, together with a brief history of the square, and description of tables, keys and other aids and attachments (1903)
Hodgson, Fred. T. (Frederick Thomas), 1836-1919 · Riverside, Ill. : Radford Architectural Co. · leaf 179
he rafters to a given scale, alsothe bevels that give the cuts. The square maybe applied to the angles instead of the bevels, ifdesired. Without going further into the details of theconstruction of this diagram we will give thedifferent parts as follows: Let AB represent the run or seat of… … Fig. 134 hip (this line always rests at an angle of45 degrees with AB, unless the adjoining sidesof the roof are of a different pitch), and equalsDB. DC represents the length of the hip andequals FE, the latter being drawn to obtainthe bevels for the cuts. AE is obtained bydropping AC on a line…
Carpenters' squares · Architecture, Domestic · Equerre de charpentier
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