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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 158

An illustration from 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, leaf 158
Fig. 112 given length is two feet, saw in and bend theboard up until the joint is closed. If the saw is … THE STEEL SQUARE 155 very coarse it will raise at end about 2 inches.Therefore, saw in every 2 inches. Fig. 113. To find the number ofcourses of shingles for a roof. Ifthey were 4 inches to the weatherit would be three to the foot, andvery easy. There-fore, to get any num-ber practically as | 15 1A…

Carpenters' squares · Architecture, Domestic · Equerre de charpentier

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