54 MODERN FRUIT MARKETING 
ened up until the other truss hoop will go on. The barrel 
is taken out of the form, the hoops measured (Fig. 40) 
and nailed (Fig. 41) and pushed down over the truss 
Fig. 40. Fig. 41. 
Measuring for size of hoop. Special vise with foot-lever for 
nailing hoops. 
hoop (Fig. 42). The two-quarter hoops are put on first ; 
then the chine hoops. When the second chine hoop is in 
place the head is put in (Fig. 43) and the first chine 
hoop put on. It requires from 10 to 20 minutes for an 
expert to put up a barrel. 
