Sep 317. Technical note No. 21--Equipment and procedtire for thawing 



fish frozen at sea^ by H. W. Magnusson. From Connnercial Fisheries 

 Review^ vol. ih, Noo 7, July 1952, pp. I8-I9, illus. 



Sep 318 • Technical note No. 22--Fish frozen in brine at sea; preliminary 

 laboratory and taste-panel tests, by S. R. Pottinger, John Holston, 

 and Grace McCormack. From Commercial Fisheries Review, vol. ik, 

 No. T, July 1952, ppo 20-23. 



Sep 320. Potential markets for Alaska salmon cannery waste, by Norman 

 Bo Wigutoff . From CommerciaJ. Fisheries Review, vol. lU, No. 8^ 

 August 1952, pp. 5-12, illus. 



Sep 321. Experiments on the escape of undersized haddock through otter 

 trawls, by John R. Clark. From Commercial Fisheries Review, vol. 

 Ik, No. 9, September 1952, pp. 1-7, illus. 



Sep 322. Preliminary investigation of the southeastern Alaska abalone 

 ( Haliotis kamtschatkana ) . Part 1 - Exploratory diving, by Robert 

 Livingstone, Jr o Part 2 - Technological studies on handling aboard 

 ship and preparation ashore, and acceptability of the cooked products, 

 by C. J. Caxlson and J. A. Dassow. From Commercial Fisheries Review, 

 vol. Ik, No. 9, September 1952, pp. 8-I8, illus « 



Sep 323- Hard-clam fishery of the Atlantic coast, by Richaxd E. Tiller, 

 John B. Glude, and Louis D. Stringer. From Commercial Fisheries 

 Review, vol. ik, No. 10, October 1952, pp. 1-25, illus. 



Sep 32ij-. Freezing fish at sea, defrosting, filleting, and refreezing the 

 fillets. Review for period December 1950 - September 1952. From 

 Commercial Fisheries Review, vol. ik, No. 10, October 1952, pp. 28-39, 

 illus . 



Sep 326. Japanese mothership-type tuna-fishing operations in the western 



equatorial Pacific, June-October 1951 (report on the seventh, eighth, 

 and ninth expeditions), by Wilvan Go Van Campen. From Commercial 

 Fisheries Review^ vol. Ik, No. 11, November 1952, pp. 1-9, illus. 



Sep 327. Progress on technological research projects of the Service's 



Branch of Commercial Fisheries, 1951-52. From Commercial Fisheries 

 Review, vol. ik, No. 12a, December 1952 (Supplement), pp. 1-7, illus. 



Sep 328. Freezing fish at sea — New England. Part 5 - Freezing and thaw- 

 ing studies and suggestions for commercial equipment, by H. W. 

 Magnusson and J. C. Hartshorne. From Commercial Fisheries Review, 

 vol. 1^4-, No. 12a, December I952 (Supplement), pp. 8-23, illus. 



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