THE BUTTER DAIRIES OF CALIFORNIA. 
In 1870 I crossed the continent and made an examination 
of some of the butter making districts on the Pacific. My ob- 
PRACTICAL PAPERS—BUTTER FACTORIES. 253 
scoop, and combines all the advantages of a portable and 
counter scale. Its capacity is from 1-2 ounce to 240 pounds, 
Fig. 41. —Platform Scales, and is best adapted to the purposes of 
the butter dairy, or when any light 
article is to be weighed. 
The 600 pound portable platform 
scale on wheels is the size usually 
used in cheese factories. The accom¬ 
panying figure represents it. 
In cheese manufacture, especially 
where the milk is liable to become changed or is not deliv¬ 
ered in good order, the curd mill is of great service. 
Butter factories should always be provided with this 
machine if skim cheese is made in connection with butter. 
One of the best curd mills made is the American, manufactured 
by Wm. Ralph & Co., of Utica. It has a double cylinder, and 
being provided with a heavy balance wheel is worked with 
greater ease and more efficiency than some mills. We give 
an illustration of the mill in the following cut: 
Fig. 42 .—The American Curd Mill. 
