MARKET MILK BUSINESS OF DETROIT, MICH., IN 1915. 3 



Figure 1 shows the area from which the supply of milk and cream 

 was obtained, each dot representing one 10-gallon can of milk or 

 cream. The small squares show the location of country milk stations 

 where milk was collected, weighed, and cooled before it was trans- 

 ported to the city pasteurizing and bottling plants. The figure 



-RAILROADS 



-ELECTRIC LIHCS 

 ONE IO GAL CAN 

 COUNTRY MILK STA 



Fig. 1. — Sources of milk and cream supply of Detroit, and the steam and electric rail- 

 ways over which most of it is transported to the city. 



shows that the greater part of Detroit's supply of milk was pro- 

 duced within 30 miles of the center of the city. Some shipments of 

 cream originated in zones 100 miles distant or more. Because of 

 the stringent regulations of the board of health in regard to city 

 dairies, the quantity of milk produced within the city was negligible. 



