Grapes. 



399 



grape house, is represented in the preceding figure (Fig. 443). The 



walls are made by setting posts 



into the ground, and covering 



with a rough, whitewashed 



board siding. The cover of 



glass is greatly simplified and 



cheapened by fixed sashes, 



the necessary ventilation being 



effected by the board shutters, 



a, a, opening outwards on hinges, c 



and placed at intervals along the 



back and front walls. 



Fig. 444 represents a portion 

 of the glass roof b, b, are the 

 rafters ; c, c, are cross-bars, 

 made of strips of inch board 

 about two and a half inches 

 wide, set on edge, and narrowed 



Fig. 444. 



at the rafter and let into it suffi- 

 ciently to be on a level with its 

 top. These cross-pieces support long slender bars parallel with the 

 rafters, and formed on the top in the shape of a common sash-bar, 

 to receive the glass. 



ARRANGEMENT OF VARIETIES. 



NATIVE GRAPES. 



CLASS I. Dark red, purple, or black. 

 CLASS II. Light red or brown. 

 CLASS III. White, yellow, or green. 



FOREIGN GRAPES. 

 (The same arrangement is adopted for Foreign Grapes.) 



NATIVE GRAPES. 



CLASS I. Dark red, purple, or black. 

 ADIRONDACK Bunches rather large, compact, shouldered ; berries 



