198 INDIAN CORN CULTURE. 
be nailed together. The plates are the same 
spiked to top of studs, which are 2x4s, one foot 
apart. Short lengths of studs may be used, 
lapped to get the depth; 16s and 14s will give 
a silo 30 feet deep. Linings are made from 
fencing ripped in two to give one-half inch in 
thickness; outside sheeting the same. Use for 
silos under 28 feet, outside diameter, common 
—————— 
Fa 
ASS 
— 
= 
— 
NSS 
sea titeen 
siding, rabbeted; for diameter over 25 feet out- 
side, common drop siding or shiplap may be 
used. ξ 
In Fig. 59 is seen a method of roofing a round 
silo and manner of connecting it with a barn, 
A shows where air is admitted between stud- 
ding to ventilate between the lining; 9 is the 
Ὶ 
feeding chute; C is filling window, and the 
cupola serves as a ventilator. 
