488 APPENDIX H 



must be purchased at a distance can l>e obtained from Arthur 

 H. Thomas Company, Philadelphia, or the Central Scientific 

 ( 'ompaiiy, Chicago. 



A mass of illustrative material can be obtained free of 

 charge from the following : 



Foods, from the Postum Cereal Company, Battle Creek, Michigan. 

 Feeds and Fertilizers, from local dealers. 



Wheat, from the Washburn-Crosby Company, Minneapolis, Minnesota. 

 Silk, from Cheney Bros., South Manchester, Connecticut. 

 Corn, from the Corn Products Refining Company, New York City. 

 General Products and Raw Materials, from the local College of Agricul- 

 ture and Department of Agriculture, Washington. 



