566 



U. S. BUREAU OF FISHERIES 



Following upon the favorable results of tests in its research labora- 

 tory, the Atlantic Coast Fisheries Co. made several shipments, under 

 the immediate supervision of the writer, of packages of frozen fillets 

 of fish from New York to Kingston, Jamaica, on ships without re- 



Fig. 22. — Solid carbon dioxide or dry ice being loaded on a truck. 

 Dry Ice Corporation of America 



Courtesy. 



frigeration. The frozen blocks of fillets, with dry ice between, were 

 packed in corrugated strawboard boxes for insulation. The ship- 

 ments arrived in seven days, all in perfect condition. In April, 1926, 

 following the above preliminary shipments, the first car of frozen 

 fish was shipped from New York to Detroit — a three-day trip. 



