THE "WISCONSIN" SILO. 



35 



close together, so as to press the paper closely and prevent air 

 from entering where the paper laps. 



Where studding longer than 20 feet are needed, short lengths 

 may be lapped one foot and simply spiked together before they 

 are set in place on the wall. This will be cheaper than to pay 

 the higher price for long lengths. All studding should be given the 

 exact length desired before putting them in place. 



Fig. 3. Detail of construction of wall of King silo. Three thick- 

 nesses of %" sheeting inside with 2 thicknesses of acid-proof 

 paper, and on the outside one thickness of sheeting, 1 of tar 

 felt, and 1 of clap boards. Observe that the shoulder of the 

 foundation is outside. 



