II Oct., 1909.] 



Silos and Silage. 



665 



the line of the circle before nailing, and start at the centre stud, working 

 out to the side studs. This will make the iron set better. Tack with 

 i^-in. clout tacks on the studs, 3 inches apart at the laps and 6 inches 

 at the other studs. Tack with '{-\n. clouts (two between each stud) to 

 hoops at horizontal laps, putting clouts \ inch up and down alternately 



J-^xS' 5TU0 



• i 4-2" PlCCK 



PL'ANTt.D on 5TU0 



Detail o^fH^Mi^lG 



DETAIL OF Door 



m'ht^Hi H s 



tSCfiLH or fLLT 



DETAILS OF FRAMING, PORT HOLE, AND DOOR. 



to avoid splitting hoop. The upper sheet in each lap is put outside the 

 lower to keep the weather out and prevent rain working in. Consequently, 

 this work must be started from the top of silo. Drive two tacks in the 

 hoop below the sheet at its ends to rest the iron on while tacking. These 

 tacks to be drawn when sheet is fixed. 



