Report on Implements at Preston. 
691 
Tubular iron and iron rods were used by T. Corbett, 
No. 2436, and bj Kell, Meats, and Co., No. 1366. There was 
no difference except in length between these two. It is the form 
of iron whippletree most commonly used. As might be ex- 
pected, steel is the material that furnished the greatest variety 
in form ; and from the great reduction in its price that has 
occurred within the last few years, we naturally anticipated that 
the most enterprising makers would make use of it. 
Fig. 2.— Kell, Meats, and Co.'s Whippletree, No. 1366. 
Two flat bars of a " figure of 8 " section riveted together, and 
of the same size throughout, are used by W. Brenton, No. 246, 
both in the spreaders and the draught bars. 
Fig. 3.—W. Brenton' s Whippletree, No. 246. 
Davey, Sleep, and Co.'s, No. 410, are made of steel, tapering 
from the centre and riveted in a light and strong channel 
Fig. 4. — Davetj, Sleep, and Co.'s Whippletree, No. 410. 
section; the section assumes the shape of an elongated U> with 
its base towards the horse. Each whippletree is curved, to 
