18 Of WIN

the Corinthian Modiltion. Fig. B represents theEye of a Volute, with its Centres at large; andFig. A, the Face or Front of a Truss; whichdivide in eight Parts, give the outer ones to thetwo Fillets; the middle one, to the Astragal,and its Fillets and the Remainers on each Side,to the two Cima Recta’s.

Plate XXXIX, XL.

Of Attick Windows, whose Diameter and Heightsare equal.

These two Plates contain ten Windows, forAttick Stories, which are differently adorned, thefirst two having Window Stools, the one withplain Brick Work, the other with an Architraveexpressed at large, by Fig. G, whose Breadth isequal to one sixth of the Window. The othereight, are also adorned with Architraves, squareand knee’d, entire and broken, or interspersedwith Rustick Blocks, on Stools, supported byTrusses, of which Fig. C, D, E, F are fourVarieties.

Plate XLI.

Of Windows, whose Heights are equal to the Dia-gonal of a geometrical Square , whose Side is equalto the Diameter ef the Window.

This Plate contains four Designs, viz. twosquare headed, proper for an Attick Story, alsoone semi-circular, and semi-elliptical headed one,Chambers next under them.

Plate XLII, XLIII, XLIV, XLV, XLVI,XL VII, XL VIII, XLIX, L, LI, LI I, LI II.

Of Windows for State Rooms , and their Enrich-ments.

As these Sort of Windows are sometimes en-riched with an Entablature, and plain Archi-trave only, as those in Plate XLV, XLVI ; orhave their Architraves interspersed with Rusticksas A, Plate XLIV, (Ac. I have therefore pre-cedent to them, given three Varieties of Enta-blatures, fit to be placed over Windows, viz.Fig. A, B, Plate XLII, and B, Plate XLIII, asalso for Variety Sake the Block Cornice A, whichwhen practiced, must be placed on Champhered

D O W S.

Rusticks, as in B, Plate XLIV. Plate XLVIIcontains a Dorick and Tuscan Window, the firstwith Columns, the other with Pilasters, (whoseFlutings I shall presently shew, How to describe.)Plate XLIX contains an Ionick and Corinthian >and Plate L, two Composite Windows, which sixlast are of all others the most magnificent that canbe made, except those which are called VenetianWindows, of which I have given three Varieties,viz. Tuscan , Dorick and Ionick , in Plate LI, LII,LIII, and which are most proper for a grand Stair-Casc, Saloon, Library, Chancel of a Church, (Ac.were much Light is required -, or for a DiningRoom, (Ac. whence fine Views may be seen.

Plate LIV.

Of circular and elliptical Windows.

This Plate contains five Varieties of circularWindows, and one ovalar, differently adornedwith Architraves and Rusticks ; which are pro-per for Attick Stories, or in Tympanums of Pe-diments, (Ac.

To describe an Oval Window of any Breadth andHeights this is the Rule.

Draw the two Diameters at right Angles, eachof their assigned Length. Set half the shortDiameter from / the End of the long Dameterto k , and divide the Remains to the Centre h, inthree equal Parts, and set one Part from k to i.Make h g equal to h i, and complete the twoequilateral Triangles g a i, and gni. On theCentres g and /, with the Opening, i f describethe Arches dfm and ley, and on the Centresa n with the Opening a m, describe the Archesmol t and J bd t which completes the Oval, asrequired.

Plate XLVIII.

To describe the Flutes and Fillets of Pilasters , andto represent, the perspeSlive Appearances of Flutesand Fillets of Columns.

Example I. To divide the Flutes and Fillets ofany Pilaster, Fig. A.

Draw a Line at Pleasure, as £/, and thereinset 29 equal Parts of. any Magnitude at Pleasure,

and