26 Hisrory AND DEVELOPMENT 
cable for the commercial manufacture of the diverse forms of 
condensed milk and milk by-products. 
The simplicity and economy of the equipment involved, the 
simplicity and rapidity of the process and the fact that no water 
is required for condensing the escaping vapors, are decided ad- 
Already 
condenseries and ice cream fac- 
vantages over the condensation in vacuo. the demand 
for these concentrators among 
tories is very great. This process lends itself admirably to the 
establishment and operation of small local condenseries and milk 
shipping stations where milk is condensed and then shipped for 
packing and sterilization to concentration plants. 
Annual Output of Condensed Milk in the United States 
1899-1919, Inclusive. 
Total Sweetened Unsweetened 
Years Condensed Condensed Condensed 
Milk Milk Milk 
1899— 
Pounds" 2.9. 186,921,787 (*) @) 
Dollarst 24504 11,888,792 (2) (2) 
1904— 
Pounds? 308,485,182 198,355,189 110,129,993 
Dollars? 20,149,282 13,478,376 6,670,006 
1909— 
Pounds! 494,796,544 214,518,310 280,278,234 
Dollars? 33,563,129 17,345,278 16.217 51 
1914— 
Pounds? 883,112,901 Coy () 
Dollars? 58,011,677 (2) (25) 
1917— 
Pounds? 97 5,000,000 (oe) (8) 
Dollars 106,000,000 (*) Cy 
1918¢&— 
Pounds 1,675,934 ,234 507,053,451 1,168,886 
Dollars 
1919%°— 
Pounds 1,977 454,805 674,184,225 1,303 ,270,580 
Dollars 
1 United States Census Report for 1910. 
2 United States Dairy Division, by Correspondence. 
3 Value estimated at $3.40 per case. 
* Value estimated at $5.50 per case. 
5 Not reported separately. 
6 Potts, R. C., U. S. Bureau of Markets, February 17, 1920, and ‘The 
Market Reporter,” U. S. Bureau of Markets, Vol. 1, No. 18, March 27, 1920. 
