Report on the Trials of Implements at Bedford. 635 



a good leveracre for raising the end of the box iu throwing the manure ana 

 seed-barrels out of gear. 



The bearing on the end of the manure-box, a, rests upon a cast-iron sup- 

 port, B, which is fastened by a pin to a vertical support, D, this latter being 

 perforated with a series of holes, into which the bar may be changed to suit 

 difierent sizes of cog-wheels. The hind end of the lever is hooked to a simple 

 and effective hand-lever, e. This leverage might be still more improved by con- 

 structing the bar, b, of wrought instead of cast iron. 



Fig. 2. — 3Tr. A. Armitage's Leverage for throioing the Cog-wheels out 

 of gear, No. 2854. 



A. Manure-box. B. Cast-iron Support Bars. D. Vertical Support. K. Hand Lever. 



First Prize of 10/. to J. Coultas (2790), of Grantham. ~ 

 Second Prize of 5Z. to T. Harrison (851), of Lincoln. 



For Table II., General Purpose Drills, see p. 636. 



Class II. Corn-Drills.- — ^The trial of this class took place in 

 a field, the soil of which was an alluvial clay, also very rough 

 and dry. The length of run was 220 yards. 



The number of entries was twenty-six ; of these, nineteen were 

 presented for trial. 



In the first run one bushel of oats was served out to each drill, 

 and after this, the following thirteen drills were selected for a 

 second trial, in which one bushel of wheat was employed : — 



