UNITED STATES DEPARTMENT OF AGRICULTURE 
BULLETIN No. 19 9) 
Contribution from the Bureau of Chemistry 
CARL L. ALSBERG, Chief ~~. 
| Washington, D. C. PROFESSIONAL PAPER ~~ May 29,1915 
METHODS FOLLOWED IN THE 
COMMERCIAL CANNING OF FOODS 
By 
A. W. BITTING 
CONTENTS 
Page 
Modern Factory Equipment and Methods Extent of the Canning Industry in the 
United States 
The Label Packing Seasons 
Use of the Term “‘ Canned ”’ Experimental Work 
Spoilage Detailed Consideration of the Various 
Effect of Heat and Cold Products 
WASHINGTON 
GOVERNMENT PRINTING OFFICE 
1915. 
