Sliding Horizontal Window. In fig. 5, Plate XLV I, we give an inside elevation of a window, placed horizontally, one half of which slides to the right, the other half to the left, recesses being formed to right and left of opening, on which the halves, a a, b b, of window slide. In fig. 7 a plan of one of the recesses is shown, a a that in which the left-hand sash a a, fig. 5, slides, b b being part of the plan of sash. The shutters, as a a, fig. 6, also slide into recesses placed on either side of the window opening, one of the recesses, that to the left, being shown in plan d d, fig. 7, e e being part plan of the shutter. In fig. 6, b b is the sash, b b, fig. 5, c the oak cill, d the stone cill, e the wall, / ground, g the skirting board, h the wood lintel, e the wall.

37. In Plates XLVII., XLVIII., XLIX., and L. we give " working drawings " with " dimensions " shown of a sash window, in which fig. 1, Plate XLVII., is part elevation, A being the upper frame, or "sheet," as it is technically termed, B the lower, C the part where the upper and lower sheets meet. Fig. 2 gives the outline of plan of window. Fig. 2, Plate XLVIII., gives the elevation of one half or side of the shutters when open, A A being the outside flap, B inside plain flap, the outside flap showing the panels, C C, when the shutters are closed in their boxes; D the handle by which the shutters are opened or pulled out of their boxings. Pig. 3 shows the shutters when closed together, previous to being put into their boxings, A A the inside flap, B B the outside shutters, with edges of panels, C C; D, the hinge for uniting back-flap, A, with outside shutter, B. Fig. 4 is section of fig. 2 through the line a b, A is the back flap, B B the styles of the front shutter, C C the panels, D D the mouldings.

In Plate XLIX., fig. 4, we give vertical section of window, a a being part .of the "wall," b part of "stone cill," throated at c, d d oak or "timber cill," e beaded lining, / window cill or beaded lining to top of plain dado or lining to wall as shown, g g "inside lining," h h "outside lining," i "bottom rail" or "bar" of sash frame, j the groove in which this slides. Fig. 3, Plate XLIX., shows the plan of the two sash frames at their point of junction when the two "sheets " are closed, b being upper bar of lower sash, a being lower bar of upper sash, c the sash weight-rope, d the " parting slip or bead," e " outside bead." In fig. 1, Plate L., we give plan, and in fig. 2 elevation, of the part marked b c in fig. 2, Plate XLVII., showing in fig. 1 section of "architrave " which surrounds the window at a a, part of "shutter box" at b b, with half-inch lining at back c, c c wall, with lining d, and skirting board, as shown in the section on the line a b, fig. 3, Plate L., fig. 5 being this section.

In fig. 2, Plate L., a a is the base, corresponding to D D in fig. 1, Plate XLVII, b b the mouldings of architrave a a in fig. 1. In fig. 6 we give an elevation of the panel with which the part a in fig. 2, Plate XLVII, is ornamented; fig. 4, Plate L., being the section of same on the line a b, fig. 6, Plate L.

In Plate LI. we give in fig. 1 the* elevation of a continental form of " casement window," fig. 4 being section on the line a b, fig. 1, showing the junction of the two styles, one, a, being the style of "sheeb " C, the other, b, of "sheet" B, the joint being weather-proof by the covering-slips c d} one, as c, being secured to a, the other, d, to b; d shows the vertical iron rod e e, fig. 1, Plate LI., which secures the window, this passing into the hold-fast place,f, being moved out and in of this by the handle g. In fig. 5, Plate XLV.? we give a section on the line c d, fig. 1, Plate LI.; a a, the wall; b b, the stone cill, throated at c ; d, lower bar or rail of window; e, the inside window cill; f, the panelled wall lining, panelled as in fig. 1, Plate LI., at h h,ii being the skirting board. In fig. 4, Plate XLIV., we give side view of the part a, in fig. 4, Plate LI., and part section on the line c d in fig. 1, Plate LI.