Aberystwyth, when Lecturer in Agriculture in this College r 

 while Overtoil Bulletin 3 was written by Mr. Frank P. 

 Walker, B.Sc., the present Lecturer in Agriculture, who, with 

 myself, is responsible for the planning and conduct of the 

 experiments, the details being under his charge. A large 

 amount of the work has been clone by Mr. S. H. Collins, 

 M.Sc., Lecturer in Agricultural Chemistry in this College. 

 Mr. W. T. Lawrence, Manager of the Cumberland and West- 

 morland Farm School at Newton, Eigg, has most kindly con- 

 tributed an article giving the results of his valuable experi- 

 ments on calf rearing and feeding, and Mr. Nichol, Bradford, 

 near Belford, has kindly allowed an account of his method of 

 rearing calves in the open air to be inserted. My assistant, 

 Mr. T. E. Ferris, B.Sc., has also given considerable assistance, 

 especially in preparing many of the tables. 



The College authorities have had the advice and assistance 

 of the Advisory Agricultural Committee of the Durham 

 Education Committee in the conduct of this work, the present 

 members of which are: Wm. Fleming, Esq. (Chairman), 

 Alderman W. A. Weightman, Councillor G. Davison, Thos. 

 Davis, Esq., W. Parlour, Esq., E. Eichardson, Esq., W. L. 

 Walker, Esq., J. A. L. Eobson, Esq. (Secretary). Alderman 

 Weightman, one of the largest and most successful dairy 

 farmers in Durham, has been especially helpful in this work. 



Liability of milk to be under standard. The Board of 

 Agriculture regulations for milk are that it must contain not 

 less than 3 per cent, of fat and 8*5 per cent, of solids not fat. 

 It is presumed that milk is not genuine when under these 

 standards, and that it has been tampered with, either by the 

 extraction of milk-fat (cream), or by the addition of water, 

 until the contrary is proved. 



The Board also issued a circular in December, 1901, in 

 which they state that although genuine milk is usually well 

 above the standards, it may occasionally, especially in certain 

 seasons of the year, fall below these limits. They suggest in 



