Washington, D. C. 
CONTENTS 
Artificial ice and the refrigerator car create need for standards...... 
Abuses broughi about by long-distance dealing...................... 
First attempts at standardization.............. ccc ccc cece cece eee eeees 
Government participates in field of standardization.................. 
First United States grades issued for potatoes................ece ce eees 
Authority granted te establish a terminal-market inspection service... 
Inspection extended to shipping points...........cccccececececscscecs 
States participate in standardization program..............-.eeeeeee: 
Rapid progress in issuing standards since 1921..............2.0eceeee 
U. S. standards permissive in character.............ccececeecececeees 
Basic principles followed in developing standards.................... 
Requirements of standards represent trade demands................ 
Uniformity of language in requirements for standards............... 
Tolerances in U. S. standards...... RS PRN Gee oS SUG 8 
Standards for raw products for processing.............--seeeeeeeeees 
Consumer standards: 3:2 of55 Seekonk Soe hance none Sie een eee Cee 
The Inspection Service <.6ccc he a eee eee 
Shipping=point Inspection’: .)...cisccec es sce ere eee oe Mets ole eco tee 
Training shipping-point inspectors............. cece eee c cece ee eees 
Inspection procedUre «2550 2. 5 OR Voce oa ee We ee 
Why shippers take inspection. ............. cece cece cece cece eeeees 
Inspection of raw producis for processing................eeeceees 
Inspection on the basis of consumer standards................... 
Federal inspection at receiving markets................eceeeecees 
Service under the Perishable Agricultural Commodities Act........... 
Revised August 1956 
For sale by the Superintendent of Documents, U. 8. Government Printing Office 
Washington 25, D. C. - Price 15 cents 
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