ufacture in Tyrone, Pa., in 1891 and later took on other 
plants, entering Altoona in 1916, where it became the leading 
factor in the industry. The Durkin Ice Cream Company of 
Waukegan, Ill., was the third unit added to the group during 
1924. 
With the beginning of 1925, National Dairy became even 
more active and added to its holdings the Chapell-Thompson 
A view of the Freezing Room in the Rieck Ice Cream Plant. 
201.600 quarts of ice cream can be frozen every 24 hours. 
Company of Chicago, the largest competitor of Hydrox there; 
the William Ohlhaver Company of Aurora, Ill; the J. A. 
Ohlhaver Company of Joliet, Ill.; Moore Bros. of Oil City 
and Meadville, Pa.; and more recently the DBridgeman- 
Russell Company of New York. Since then the Erie County 
Milk Association of Erie, Pa., which commands the situation 
there. has been acquired. 
National Dairy had previously operated in New York 
through the Hydrox Corporation’s acquisition of the Shevers