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 151
d examples will bepresented. ROOF FRAMING Roof framing can be done about as manydifferent ways as there are mechanics. Butundoubtedly the easiest, most rapid and mostpractical is framing with the square. Thefollowing cuts will illustrate several applicationsof the square as applied to roof framing,… … THE STEEL SQUARE 149 given much thought and study. It not only givesthe most common pitches, but also gives the de-grees. Most carpenters know that half-pitch is 45degrees, yet few know third-pitch is nearly 34,and quarter-pitch about 27 degrees. A building 24 feet wide (as the rafters cometo the…
Carpenters' squares · Architecture, Domestic · Equerre de charpentier
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