The carpenter's new guide: being a complete book of lines for carpentry and joinery. Treating fully on practical geometry, soffits, brick and plaster groins ... with a great variety of designs for roofs, trussed girders ... with many other things entirely new: the whole founded on true geometrical principles; the theory and practice well explained and fully exemplified on eighty-four copper-plates; including some observations and calculations on the strength of timber (1830)
Nicholson, Peter, 1765-1844 · Philadelphia, J. Grigg · leaf 124
so small a scale, and the sides may be measured from the scale. To find the Bevels of a Purline against the Hip Rafter. Let the purline be in any place of the rafter, as at I, and in its most common position,that is, to stand square, or at right angles to the rafter; and from the point h as a… … Width of the Jtoof Tje Beam \o in \v •> in 1 nvii rhite FLi/. i /
Carpentry
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