. The first book of architecture . and ofthis fort is this laft Defign. You muft note, that in Stair-Cafes which are fquare or ob-long, when you are conftrained to place Steps in the Angles, inturning you cannot make more than fix in a Semi-circle, whichare three in. i of a Circle, and is then when the Stair-Cafefhall have but fix or feven Foot in Breadth within Work, whichis. the leaft that can be made. To Stair-~afes of eight Foot broad, you muft put eight Stepsfrom the Angle, turning to a Semi-circle, which will be Fourto 4 of a Circle. And to Stair-Cafes from nine to ten Foot broad, you mu
. The first book of architecture . and ofthis fort is this laft Defign. You muft note, that in Stair-Cafes which are fquare or ob-long, when you are conftrained to place Steps in the Angles, inturning you cannot make more than fix in a Semi-circle, whichare three in. i of a Circle, and is then when the Stair-Cafefhall have but fix or feven Foot in Breadth within Work, whichis. the leaft that can be made. To Stair-~afes of eight Foot broad, you muft put eight Stepsfrom the Angle, turning to a Semi-circle, which will be Fourto 4 of a Circle. And to Stair-Cafes from nine to ten Foot broad, you muftput ten Steps to a Semi-circle. If they have eighteen Foot, more orlefs,you may make to a Semi-circle. You muft take heed that the Landing-place of the Stair s,which is the Space between the Wall and the Steps whichone afcendeth, and which doth diftribute to the Apartment, bebroader a fourth Part at leaft than the Length of the laidSteps. Example. ifs
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Keywords: ., booka, bookauthorpalladioandrea15081580, booksubjectarchitecture
