Eu'JiihUcd ill Wind^^ur. 
offered at Newcastle in 1887 for this class of niachine by the 
Royal Agricultural Society, and the only two prizes given were 
awarded to Messrs. David Hart & Co., of City Road, London 
(who exhibited an excellent collection of their machines at 
Windsor). There is, no doubt, a growing tendency on the part 
of many leading agriculturists to use the weighing machine as a 
means of testing the growth and improvement of their stock, 
and also to assist them in estimating their value ; and some also 
advocate and adopt the sale of stock by live-weight as the most 
equitable basis. 
In connection with this subject it is interesting to note that 
Fig. 7. — Fooleijs Self -contained Weighbridge. 
in the list of donations of books to the Library of the Royal 
Agricultural Society, in Vol. I., there appears " Tlie Grazier's 
Manual, being tables showing, on new principles, the nett 
]n'ofitable weight of neat-cattle, calves, sheep, and swine : by 
Layton Cooke, land and timber surveyor, London, 1819." And 
in Vol. III. we find an article, dated 18 12, by C. Hillyard, of 
Thorpelands, Northampton, entitled, " On Measuring Cattle," 
iu which the writer says : — " About five-and-thirty years ago 
1 met with tables for the measurement of cattle. In 181-1 I 
printed my tables in a small book. The late Dr. WoUaston saw 
this book, formed his own calculations, and made for Lord 
Spencer a sliding rule, showing the weight in stones." The 
recent agitation in the same direction has tended to create a 
demand which the manufacturers have readily responded to, and 
the result was seen at Windsor in the splendid collection of 
