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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 136

An illustration from 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, leaf 136
^^.^ … ROOFING. 59 then to is the centre for the board C; proceed in the same manner for the boards D, E,and F. Now suppose F to be the last board that you can conveniently find a centre, for want ofroom; on Hts centre, and the radius t 5, make from t on the axis of the dome t «, equal tot 5; through the…

Carpentry

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More pictures from 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

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