147 
boilers for supplying heat to the whole range. The system of 
heating is that of hot water under pressure, and it proved entirely 
adequate for all the demands made upon it the past winter. 
4 'P 
Fic. 11. Looking north, showi ion of full houses. 
The glass houses opening off this main shed, and which were 
referred to above, are strongly and lightly constructed. The 
. : 
also of iron construction, with tile bottoms, so that they are 
practically indestructible. he walks, as well as the floor of 
ai ed, are of cement. Both ridge and side ventilators 
ime 
growth of such plants as require much shade. Many palms and 
orchids come under this class 
