Shaw's Civil architecture; being a complete theoretical and practical system of building, containing the fundamental principles of the art . fill. STAIRS. 119 in five or more blocks, or rings, according as theworkmen shall deem expedient. Fig. B is the plan of a circular dome; C the sec-tion, which shows at d and d how to square the pur-lines, so as to make them tend to the centre, or tostand square to the surface of the dome; but thereis not the least occasion for the squaring of any pur-lines, which is attended with a deal of trouble andwaste of stuff; you need only to get them out of th
Shaw's Civil architecture; being a complete theoretical and practical system of building, containing the fundamental principles of the art . fill. STAIRS. 119 in five or more blocks, or rings, according as theworkmen shall deem expedient. Fig. B is the plan of a circular dome; C the sec-tion, which shows at d and d how to square the pur-lines, so as to make them tend to the centre, or tostand square to the surface of the dome; but thereis not the least occasion for the squaring of any pur-lines, which is attended with a deal of trouble andwaste of stuff; you need only to get them out of thesame curve as that of a great circle of a sphere, ofwhich the dome is a segment, and quite square atthe same time, which purlmes being fixed betweenthe ribs, the middle of them will be above the levelat the joints, but will be in the true surface of thedome, and stand in a plane surface to the centre. To find the form of a board to bend uprightto the crown. Divide E into eight parts; that is, one quarter orany other number — the more the truer; set one onthe outside of 1 1 1, &:c.; draw 7 e and 1 e to e inthe centre; take the divisions 1
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Keywords: ., bo, bookcentury1800, booksubjectarchitecture, booksubjectbuilding
