vil. 9-] PINES. 175 



know. And although I never had occa- 

 fion to ufe that kind of fuel at Wemyfs 

 Cafile, where coal is plenty ; yet, when 

 at the Marquis Townfhend's in Norfolk, 

 I was under the neceility of fubftituting 

 other kinds of fuel for the ufe of the Pine 

 iloves ; and to burn which, I pulled down 

 and altered my furnaces, from the com- 

 mon, to the plan as reprefented by the 

 Plate. The fuel I ufed was turf and fcreen- 

 ed cinders, mixed in equal quantities ; and 

 a more fleady fire I have never ufed any 

 where. 



Pine Iloves are varioufly conftrucled. 

 Some are fingle pitted ; fome double ; and 

 fome are even triple pitted 3 fome have 

 flues running under, and fome round the 

 bark-bed. I difapprove of thefe ; being 

 very dangerous to the roots of the plants, 

 if over-heated. I alfo difapprove of dou- 

 ble and triple ftoves ; as being very unea- 

 fy to work in ftormy weather, and confi- 

 ning a great quantity of flagnar.e unwhole- 

 fome air in dull hazy \veather. A ftove, 

 where fire heat may be perfectly at com- 

 mand, and in which a free circulation of 



air- 



