The Encyclopedia of Architecture, Historical, Theoretical, and PracticalCrown, 1982 - 1364 pages |
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Page 342
... centre of gravity from That is , the centre of the arc of the circle , the chord AB must be multiplied by the radius CD and divided by the length of the arc ABD . ABD 1274. When the circumference of the circle is entire , the axes of ...
... centre of gravity from That is , the centre of the arc of the circle , the chord AB must be multiplied by the radius CD and divided by the length of the arc ABD . ABD 1274. When the circumference of the circle is entire , the axes of ...
Page 343
... centre C of the circle of the centre of gravity of the sector . 1279. To find the centre of gravity of the crown portion of an arch DAEBF ( fig . 540. ) comprised between two concen- tric axes , we must- 1. Find the centre of gravity A ...
... centre C of the circle of the centre of gravity of the sector . 1279. To find the centre of gravity of the crown portion of an arch DAEBF ( fig . 540. ) comprised between two concen- tric axes , we must- 1. Find the centre of gravity A ...
Page 344
... centre of gravity of the segment of a sphere ( fig . 544. ) is found by the following proportion : as thrice the ... centre of gravity , set off on the radius which serves as the axis . 1288. Thus , making r the radius , e the thickness ...
... centre of gravity of the segment of a sphere ( fig . 544. ) is found by the following proportion : as thrice the ... centre of gravity , set off on the radius which serves as the axis . 1288. Thus , making r the radius , e the thickness ...
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15th century aisles ancient architect architecture axis base beam breadth bricks building built called cast iron Castle cathedral cement centre of gravity choir church circle circumference colour columns construction Corinthian order cube Cubic Foot curve decorated depth describe diameter divided dome Doric order draw edifices ellipsis employed entablature equal erected examples extrados feet girder given Gothic granite half height horizontal houses inches inclined intercolumniations joints length lime limestone marble mortar mouldings nave obtained oolite ornaments palace parallel parallelogram perpendicular piece piers placed plane plates portico Prop proportion pyramid quarries radius rafters rectangle ribs right angles right line Roman Roman architecture Rome roof sandstone side similar sofite solid square stone strength style surface tangent temple thickness tiles timber tons tower transepts triangle upper vault vertical Vitruvius voussoirs walls whereof width wood