A Virginia Store-house 



421 



been able to cool the air down below 60 F. when the temperature of 

 the outside air is above 70 F. 



The dotted line h h shows the contour of the hillside, and the 

 line i shows the entry-way into the cellar. The entry-way should 

 preferably be on the north side of the structure, and should be closed 

 in by a vestibule, so as to protect the cellarway from storm, and to 

 prevent influence of outside temperature upon the atmosphere in 

 the cellar. 



The roof structure of vestibule is shown at d, and one of the side 

 walls of the entry-way at e. The floor of the cellar// pitches slightly 

 to the mouth of the air-flue b, which serves as a drain-pipe when one 

 is needed. The cellar floor is made of broken stone and cement, and 

 successfully checks the upward rise of ground water. The bins c c 

 and c' on one side of the cellar-room are shown, with dimensions. 

 They are constructed of 2 by 4 scantling and 1-inch oak boards. At 



FIG. 186. Longitudinal section of Virginia storage-house. 



c' the facing on lower bin is shown in position. When we desire to 

 fill the bins, additional facing boards are used. The letters k k at 

 lower ends of ventilating flues indicate position of sliding dampers, 

 by means of which the flow of air from the cellar is effectually con- 

 trolled. With the short flue used in the cellar here, we find that 



