536 HOT-HOUSE DISPLAYED. 



for fire heat conftrufted within fide, ranging 

 horizontally along the front and both ends to 

 the back wall, where it may be in two or three 

 returns one over the other, the uppermolt flue 

 terminating in an upright vent to difcharge 

 the fmoak after paffing through all the flues 

 to warm them in the requifite degree of heat, 

 generally having all the flues deiached from 

 the walls two, three, or feveral inches, to im- 

 part the heat from both fides ; and for the 

 bark- bed, an oblong pit nearly the length of 

 the ftove, by fix to eight feet wide, and three 

 and a half deep, formed by a thin brick wall 

 raifed two or three feet above the floor. 



In dimenfions, a hot houfe may be from 

 twenty or thirty to fifty or a hundred feet long, 

 from ten to twelve or fifteen feet wide, ten or 

 twelve to fifteen feet high or more in the back, 

 by fix in the front, with Hoping glafles ex- 

 tending from the top of the front fafhes to 

 that of the back wall. 



A general hot houfe, or bark ftove, ferving 

 both for the culture of Pine apples, and the 

 various other tender exotics denominated 

 Stove plants, or that require the conftant aid 

 of artificial heat, may, in dimenfions, be from 

 fifteen or twenty to fifty feet long or more, 

 tenor twelve wide, the fame in height behind 

 in the back wall, by five or fix feet high in 

 the front and end walls and glafs work toge- 

 ther, with a flue within carried horizontally 

 along the front and ends, either fingly, or 

 double one over the other, continued to the 

 back wall, where, as before obferved, it may 

 be in two or three return'^, and in llie bottom 



fp.ice 



