258 FOECING-HOtrSES FOE VEGETABLES. 



south. This is intended for economy in time, in 

 being able to go from one house to another, without 

 having to go to either end. At the west end of this 

 cross-pitch is a one-quarter horse-power Ericsson's 

 caloric engine, attached to a small pump, throwing 

 an inch stream. Above this apparatus there is a tank, 

 made of two-inch chestnut and lined with lead. 

 Around this tank, which holds four hundred gallons, 

 there is a brick wall, leaving a space of three or four 

 inches between the outside of the tank and the 

 bricks. 



In less than two hours, and with an expense 



of about eight or ten 

 pounds of coal, this 

 S'f/i!" /'-* ^, O little engine fills the 

 - , tank with water. 



. 'M^^t*'' "7?™ 'r^® l^o^®5 one and 



I- T ** J V : a quarter inches, for 



^ ^ _ || i watering, is attached 



"^ "" "^°"— to the tank, and by 



ERICSSON'S CALORIC EKGiNE ASD this mcaus ouc man 



or boy can water the 

 beds, instead of two, which the hand force-pump re- 

 quires. The total cost of this engine and pump is 

 two hundred and fifty dollars — it more than pays for 

 itself in a year. The caloric engine needs no en- 

 gineer to attend to it ; there is no danger of an ex- 

 plosion, and it does the work of pumping this daily 

 amount of water at very low cost. 



At the southern end of these houses, every inch 

 of space is utilized, and economically laid out, by 

 continuing the glass roof around the end, leaving a 



iQ\ ^ 



