I40 FRUIT HARVESTING, STOKING, MARKETING 



against the studding, and the whole is covered with 

 I -inch tongued and grooved spruce sheathing. The 

 ceiling is covered with the same kind of sheathing, 

 with building paper laid lengthwise of the joists 

 between them and the sheathing. The upper floor is 

 also laid double, with paper between, thus protecting 

 the body of the building from frost from above. 



The windows and door frames are made with 

 double casings buried in the covering in such a man- 



FIG. 45 — SECTION THROUGH WALL AM) WINDOW 



ner as to preclude the possibility of draft or frost 

 (see Fig. 45). The windows have double sashes, and 

 are provided with storm shutters for protection against 

 heat as well as cold. The doors are also double, one 

 swinging outward and the other inward, and fitting 

 closely into beveled jambs. These doors are built on 

 2 -inch pine frames, with i-inch tongue and grooved 

 sheathing on each side of frame, and paper between. 



There are three hatchways in the lower floor, pro- 

 vided with gratings, or tight hatches, if required. 

 The ventilators extend from the ceiling to the roof, 

 and are provided with slides to close when necessary. 

 The cellar has also double windows and 4-inch venti- 

 lator tubes in the sides. Both the cellar and the main 



