Dairy  Cattle  and  the  Butter  Test.  49 
1/Li  in  diameter,  yet  there  were  also  one  or  two  larger 
globules. 
Under  these  circumstances  I asked  permission  from  the 
Society  to  be  allowed  to  carry  out  some  special  experiments  in 
the  Dairy  at  Gloucester,  and  this  was  readily  granted. 
Mentioning  the  matter  incidentally  to  Sir  Richard  Cooper, 
he  was  good  enough  to  obtain  permission  from  his  son,  Mr.  W. 
F.  Cooper,  at  that  time  in  Africa,  for  me  to  visit  the  latter’s 
Fig.  8.— Jersey.  Milk’x  500  diam. 
private  laboratory  at  Watford,  and  to  consult  Messrs.  Robinson 
and  Nuttall  on  the  subject.  This  I accordingly  did  and 
discussed  the  whole  matter  with  them,  and  as  a result  of  our 
deliberations  the  following  experiment  was  arranged  and 
subsequently  carried  out. 
A sample  lot  of  31  lb.  of  milk  was  taken  from  the  bulk  of 
each  of  the  milks  of  the  various  breeds  of  dairy  cattle  in  the 
VOL.  70.  E 
