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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 633

An illustration from 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, leaf 633
radius, describe arcs intersecting- the others at g,g,g, and^;then these points of intersection will be in the curve of theellipsis. The other points, Ji and /, are found in like manner,viz.: h is found by taking b2 for one radius, and a2 for theother; i is found by taking b 3 for one radius, and a… … Fig. 411. Other, always using the foci for centres. Then by tracing acurve through the points c, g, h, i, b, etc., the ellipse will becompleted. This problem is founded upon the same principle as thatof the string. This is obvious, when we reflect that thelength of the string is equal to the…

Carpentry · Architecture · Building

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

More pictures from 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

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