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 87
required circle,C. If there were threecircles we should set thediameter of the third onthe tongue and that of C on the blade, and thediagonal distance between these points wouldbe the diameter of a circle equal to the three,and so on for any number. This applies tosquares also. By this simple rule… … Fig. 42 THE STEEL SQUARE 85 triangles, rectangles, hexagons, octagons, etc.—taking similar dimensions only, that is, if theshortest side of one triangle is taken, theshortest side of the other must be taken also,and the answer gives the shortest side of therequired triangle. Three Points Not in a…
Carpenters' squares · Architecture, Domestic · Equerre de charpentier
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