The American house carpenter. A treatise on the art of building. Comprising styles of architecture, strength of materials, and the theory and practice of the construction of floors, framed girders, roof trusses, rolled-iron beams, tubular-iron girders, cast-iron girders, stairs, doors, windows, mouldings, and cornices; together with a compend of mathematics. A manual for the practical use of architects, carpenters, stair-builders, and others (1880)
Hatfield, R. G. (Robert Griffith), 1815-1879, Hatfield, O. P., ed · New York, J. Wiley & sons · leaf 590
ich is everywhere equidistant from a cer-tain point within, called its centre. The circumference is also called the periphery, and some-times the circle. PARTS OF THE CIRCLE. 547 The radius of a circle is a right line drawn from thecentre to any point in the circumference {ab^ Fig. 334). All the… … Fig. 344. An arc of a circle is a part of the circumference {c b, orbed, Fig. 344). A chord is a right line joining the extremities of an arc {b d, Fig. zAA)-^ A segment is any part of a circle bounded by an arc andits chord {A, Fig. 344).
Carpentry · Architecture · Building
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![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-193-112.webp)
