ACKNOWLEDGMENTS 



The author is indebted to the following persons for informa- 

 tion, and for helpful criticism of his manuscript : D. H. Burrell, 

 D. H. Burrell. & Co. ; P. M. Sharpies, Sharpies Separator Co. ; 

 J. C. MacLennan, Vermont Farm Machine Co. ; A. Jensen, 

 Jensen Creamery Machinery Co. ; Arthur G. Smith, The 

 Creamery Package Mfg. Co. ; F. J. Macnish, The Creamery 

 Package Mfg. Co. ; J. Willmann, Dairy Machinery and Con- 

 struction Co., Inc. ; Hygeia Refrigerating Co., Elmira, N. Y. ; 

 Kingsley and Smith, Hartford, Conn. ; N. J. Bschenbrenner, 

 Gude Bros., Kieffor Co. ; C. W. Fryhoffer, Inspector, Butter 

 and Egg Exchange, Inc., New York City; W. C. Taber, The 

 Producers' Price Current ; G. T. Guthrie, Gen. Mgr., Blue 

 Valley Creamery Co. ; J. W. Ladd, John W. Ladd Co. ; A. H. 

 Reid, A. H. Reid Creamery and Dairy Supply Co. ; R. F. 

 Stewart, American Butter Cutting Machine Co. ; J. G. Cherry 

 Co. ; A. H. Barber Creamery Supply Co. ; William BuU, Farmer, 

 Orange County, New York ; G. L. McKay, American Associa- 

 tion of Creamery Butter Manufacturers ; H. L. RusseU, Dean, 

 College of Agriculture, University of Wisconsin ; Flora Rose, 

 Professor, Dept. Home Economics, Cornell University ; R. I. 

 Scoville, B. A. I., U. S. Dept. Agriculture ; W. A. Stocking, Jr., 

 Professor, Dept. Dairy Industry, Cornell University ; H. C. Troy, 

 Professor, Dept. Dairy Industry, Cornell University ; W. W. 

 Fisk, Asst. Professor, Dept. Dairy Industry, Cornell University ; 

 T. J. Mclnerney, Asst. Professor, Dept. Dairy Industry, Cornell 

 University ; W. E. Ayres, Instructor, Dept. Dairy Industry, 

 Cornell University; H. C. Jackson, Instructor, Dept. Dairy 

 Industry, Cornell University; H. E. Bremer, Assistant, Dept. 

 Dairy Industry, Cornell University. 



E. S. Guthrie. 



June 1, 1918. 



