Cyclopedia of architecture, carpentry, and building; a general reference work .. (1912)
American School (Lansing, Ill.) · Chicago, American school of correspondence · leaf 422
347 8 THE STEEL SQUARE fluous. There may, however, be a certain way of presenting the sub-ject that will carry with it almost the weight assigned to a new theory,making what is already simple still more simple. The steel square is a mighty factor in roof framing, and withoutdoubt the greatest tool… … Fig. 13. Use of Square to Determine Length of Run for Rafters on CornersOther than 45°. for the carpenter. With its use the lengths and bevels of every pieceof timber that goes into the construction of the most intricate designof roof, can easily be obtained, and that with but very little…
Architecture · Building
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