ACKNOWLEDGEMENTS 



The cooperation of livestock dealers and packers in New- 

 Hampshire and of officials of the Brighton Stockyards in Mass- 

 achusetts has made this study possible. Particular recognition is 

 given to Clark E. Burbee, a 1954 graduate of the University of 

 New Hampshire, for his assistance in interviews and assembly of 

 pertinent data, and to Professor L. V. Tirrell, Chairman of the 

 Department of Animal Husbandry at the University of New 

 Hampshire, for his advice. 



MARCH, 1955 



