COST OF A FORCING-HOUSE. 



47 



$1,200. A forcing-house 20 x 60 ft., uneven-span, on posts, 

 with heavy rafters and glazed with large sash, heated by 

 steam, cost complete as follows, including a rough shed 

 in which to place the heater : 



Lumber |gg gi 



Carpenter work 72 75 



General labor 63 63 



Iron supports and plates g 16 



39 sash 39 oo 



Glass, 12 x 16 62 37 



Glazing l8 13 



Paint, oil, etc 14 52 



Hardware and miscellaneous 20 36 



$379 6 3 

 Heating apparatus and piping 37500 



$754 53 



The labor of building the benches was done by the 

 gardener after the house was completed. 



Seven years later, this house was wholly rebuilt, an 

 entire new roof being put on and comprising only sash- 

 bars and double-thick glass. This rebuilt house, with the 

 upper bench not yet made, is shown in Fig. 15. The total 

 cost of the new roof, new plates, one new bench, and 

 general repairs, was as follows : 



52 sash-bars, 16 ft. long $18 78 



52 " 12 ft. long . . 14 08 



Work upon bars 14 33 



Sills 19 42 



Glass, 14 x 18 96 oo 



150 ft. pine for ventilators 7 40 



50 panes glass for ventilators 10 oo 



Putty and points 5 75 



Tinning So ft. gutter, and labor 13 08 



Painting, 2 coats 6 50 



Labor 80 48 



250 ft. pine for jambs and repairs, and hardware and inci- 

 dentals 14 20 



$3OO 02 



In general, it may be said that a house 20 x 100 ft., 12 



