164 



Bulletin 66. 



Tabi,e I. — Sharplks' Standard Russian. 



This machine is extremely simple and easily run. Taking 

 care that the boiler pressure was always 20 to 40 pounds above 

 the required pressure upon the turbine we found that the speed of 

 the bowl was very uniform. No difficulty was had in getting 

 cream of any desired thickness and the cream came from the ma- 

 chine smoothly and uniformly and several degrees cooler than the 

 milk entered. 



These results show a rather large percentage of fat in the skim 

 milk and at the request of the manufacturers we visited the factory 

 of Fisher & Garrett, Baldwinsville, N. Y., and took samples of 

 skim milk from an Imperial Russian Separator running under 

 factory conditions. Five samples were taken in all from five con- 

 secutive runs, two runs were made each day and the machine was 

 taken down and cleaned between them. The samples were taken 

 by catching a half pint from the skim milk outlet, at intervals of 

 fifteen minutes during the run. These samples were thoroughly 

 mixed and a sample taken for analysis. In this way a representa- 



