An Encyclopaedia of Architecture, Historical, Theoretical, and PracticalLongmans, Green, 1876 - 1395 pages |
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Page 300
... called the di- recírix . The line RX is the directrix . 3. If a cone be cut by a plane parallel to the directing plane , the section is called a conic section , as AMB or AHI ( fig . 405. ) 4. If the plane of a conic section be cut by R ...
... called the di- recírix . The line RX is the directrix . 3. If a cone be cut by a plane parallel to the directing plane , the section is called a conic section , as AMB or AHI ( fig . 405. ) 4. If the plane of a conic section be cut by R ...
Page 635
... called a bead , and the sinking a quirk ; the whole combination ( fig . 741. ) being called a quirked lead . 2127. If a quirk is also formed on the other or returning face , so as to make the rounded part at the angle three fourths of a ...
... called a bead , and the sinking a quirk ; the whole combination ( fig . 741. ) being called a quirked lead . 2127. If a quirk is also formed on the other or returning face , so as to make the rounded part at the angle three fourths of a ...
Page 636
... called framed and ledged doors . A door , properly made , is formed by framing and fitting pieces of stuff together of the same thickness ; those which are horizontal ( fig . 746. ) AAAA being called rails , and those which are vertical ...
... called framed and ledged doors . A door , properly made , is formed by framing and fitting pieces of stuff together of the same thickness ; those which are horizontal ( fig . 746. ) AAAA being called rails , and those which are vertical ...
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angle appears arch architect architecture axis base beam becomes bricks building built called cathedral centre century church circle colour columns common considered construction contained course covered curve describe diameter direction divided draw edifices effect employed equal erected examples experiments extremely face feet figure force four front give given greater half horizontal houses inches iron Italy joints length less lime material means mouldings nave nearly necessary observed obtained parallel period perpendicular piece placed plane portion practice principal produced Prop proportion quarries radius remains respect Roman roof round says side similar solid square stone strength style supposed surface temple thickness timber tower triangle upper vault vertical walls weight whereof whole wood