132 FRUIT HARVESTING, STORING, MARKETING 



Professor Alwood's bulletin, from which also the illus- 

 trations are drawn. 



The essential features involved are : ( i ) a cellar 

 excavated into a gently sloping hillside, and carried 

 into the bank far enough to place the cellar room 

 entirely below the surface of the earth, and yet give 

 an opportunity to enter the cellar easily by an inclined 



FIG. 42 — PROFESSOR Al.WOOl) h SlUKAGE UOUSF, 



way from the lower side of the slope ; (2) a flue lead- 

 ing out from near the center of the floor of the cellar 

 room along the bank of the hillside for a considerable 

 distance, with sufflcient fall to make it act both as a 

 drain pipe and a fresh-air flue ; (3) ventilators placed 

 at each end of the cellar room, and rising to a suffi- 

 cient hight so as to give draft enough to carr}^ off rap- 

 idly the air from the cellar room. 



The cellar room will better ser\'e the purpose of 

 cold storage if the excavation is carried back into 

 the bank so as to make the floor 12 or 15 feet 

 below the lowest point of the adjacent hillside. In 



