350 



Descripiiotij with Plans and Sectio?is, 



also that, in putting up, they can be fitted more accurately to the 

 rafters, so as effectually to exclude the weather. Another ad- 

 vantage of wooden sashes and iron rafters is, that, while the latter 



54 



Elevation c. 



expand in a slight degree by the excessive heat of the sun in 

 summer, the former contract in a very slight degree from the 

 same cause. When Mr. Crosskill forms curvilinear roofs, he 



mu f ^k^kkl.kkkm'.kkkkkkkkkkkkkkWI.mi.kk^^^^^^ 



a. Back sheds ; b. Furnace and boiler ; c. Peach-house, 24 ft. long ; 



long; g', Peach- 



uses wrought-iron sash-bars, and makes the roof a fixture ; by 

 which means he never finds the slightest breakage of glass. 

 The expense of the whole of this range, which is 130 ft. long, 



