SILOS AND SILAGE. 197 
the Wisconsin experiment station, by Prof. F. 
H. King, explain in a measure the process’ of 
constructing the round silo. Fig. 57 shows ἃ 
method of laying and leveling the foundation. 
A is a center post with top level with top of 
proposed wall; δὲ δὶ are straight-edge boards 
(en SR eS Ὁ 
ee 
ihre os BPS - τ re 3 
ΠΤ eer ee ee ee ΟΦ 
=e Ta ee Ce 
al | 
.--- - - - 
ΤᾺ 
ΣΧ, 
FIG. 58. 
nailed to stakes driven in the ground; C is a 
straight-edge fixed to turn ona pinat 4, bb 
are all nailed level with top of post A. 
Fig. 58 shows the construction. The sills are 
2x4s, cut in sections on a radius of the silo 
circle; these should be sawed out with much 
care. After being bedded in mortar they may 
