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the walls of a thirty-inch pit, giving the silo a total depth of 

 about 20 feet. 



The top of the silo is capped with a shingled conical-shaped 

 roof; immediately under the roof, an open space, a foot in 

 width, is provided for ventilation. Three doors, one above the 

 other, and facing the barn, provide an easy means for removal 

 of the silage, but the filling is done through a dormer window 

 in the roof. The plan and pictures herewith will give a good 

 idea of the construction and general appearance of the Kame- 

 hameha silo. 



The more important requisites of a silo are that its walls 

 should be as nearly air-tight as possible, else the loss from ex- 



