194 The Sweet Potato 



made to open from the outside, as the bins will in- 

 terfere with opening them from the inside. Where 

 glass windows are used, outside shutters are put 

 on, and these should be well padded. Some of the 

 windows should be made of glass, so as to admit light 

 without letting in cold air, as it is necessary to have 

 a light when working in the house and in cold weather 

 the house should not be kept open. All of the open- 

 ings must be made so that they can be closed quickly 

 and tightly whenever necessary. The ventilators in 

 the roof should extend through the ceiling, so as to 

 carry out the warm air as it rises. Ventilators 8 by 

 8 or 10 by 12 inches, made of wood, are very satis- 

 factory. These should be provided with a roof to keep 

 out rain and at the bottom end with a tight-fitting 

 shutter, which can be closed in cold weather. The 

 ventilators in the floor may be holes 12 by 12 inches, 

 but they should be provided with wire-netting screens 

 and tight-fitting covers that they may be closed when 

 necessary. 



" The arrangement of the interior of the house 

 depends upon the methods of storage used. Some grow- 

 ers store the potatoes in boxes, crates, baskets, or hamp- 

 ers, while others store in bins. The smaller containers 

 are to be preferred to bins where it is practicable to 

 use. them, because they eliminate considerable hand- 

 ling and reduce the amount of decay. Many growers 

 store in the hampers that are to be used for marketing 

 the potatoes. This is a satisfactory plan, as it requires 

 no outlay of money for storage . receptacles, and the 

 packages for shipping must be provided in any event if 

 the crop is to be marketed. Some growers have bushel 

 boxes made for the special purpose of storing sweet 



