248 THE PLEASURE GROUND. 



CONSTRUCTION OF THE GREENHOUSE. 



The accompanying Plan and Elevation represent 

 a Greenhouse, built from the designs of Sir JefFry 

 Wyatville. This house is about 85 feet long, 20 feet 

 wide, and 25 feet high ; the front and back of a 

 gentle curve, so as to come in connection with the 

 Sculpture Gallery, and Heathery, which buildings 

 it adjoins. The front and ends of this house consist 

 of cut stone piers, which are carried up, at 9 feet 

 apart, to the height of 16 feet; from whence spring 

 a stone blocking and cornice, that is raised about 

 four feet above the level of the top of the lights. The 

 front sashes are made in two tiers ; the upper ones 

 two feet long, whereby they open in the centre, and 

 fold backwards to each side. The lower windows 

 are eight feet high, and come close to the floor of 

 the house ; they also fold back to the outside : and 

 being hinged on both sides, at the width of one 

 foot six inches, leave a space of four feet in each, to 

 throw open for the admission of air. The top con- 

 sists of a spawn roof, with glazed lights on each side, 

 which are fixtures, and not moved, except when 

 taken off entirely, in the Summer season, for ex- 

 posing the Orange Trees, Camellias, and other large 

 plants, to the full benefit of the nightly dews, and 

 external atmosphere ; as, by opening the sashes in 

 front, and taking off the roof lights, the plants are 

 nearly as much exposed to the weather, standing in 



