Sep 306. Freezing fish ai; sea - New England. Part 1 - Preliminary 

 experiments^ by Jean C. Hartshorne and Joseph F. Puncochar. 

 Part 2 - Experimental procedures and equipment _, by H. W. Magnus- 

 son^ S. R. Pottinger^ and J. Co Hartshorne . Part 3 - The experi- 

 mental trawler Delaware and shore facilities, by C. Butler, J. F. 

 Puncochar, and B. 0. Knake. Part k - Commercial processing of 

 brine-frozen fish, by Charles Butler and Harris W. Magnusson. From 

 Commercial Fisheries Review, vol. 1^+, No. 2, February 1952, pp. 

 1-29, illus. 



Sep 307' Technical note No. I7- -Refractive index of free oil in canned 

 salmon. From Commercial Fisheries Review, vol. l4. No. 2, Feb- 

 ruary 1952, pp. 31-33^ illus. 



Sep 308. King crab recipes, by Kathryn Osterhaug. From Commercial Fish- 

 eries Review, vol. 1^, No. 2, February 1952, pp. ^3-^5^ illus. 



Sep 309. Report on 1951 exploratory bluefin-tuna fishing in the Gulf 

 of Maine, by John J. Murray. From Commercial Fisheries Review, 

 vol. Ik^ No. 3, March 1952, pp. I-I9, illus. 



Sep 310. Technical note No. l8--Proximate composition of the classified 

 trimmings from pink salmon, by Ho W. Magnusson and R. K. Whi taker. 

 From Commercial Fisheries Review, vol. Ik, No. 3; March 1952, pp » 

 23-26, illus. 



Sep 311. The John N. Cobb ' s shellfish explorations in certain south- 

 eastern Alaskan waters, spring 1951^ hy J. G. Ellson and Robert 

 Livingstone, Jr. From Commercial Fisheries Review, vol. 1^+, No. U, 

 April 1952, pp. 1-20, illus. 



Sep 312. Technical note No. 19--The Alaska sheefish; description and 



proximate composition. From Commercial Fisheries Review, vol. ik, 

 No. k, April 1952, pp. 22-23, illus. 



Sep 313. North Pacific albacore tuna exploration--1951, by Edward A. 

 Schaef ers . From Commercial Fisheries Review, vol. ik, No. 5; 

 May 1952, pp. 1-12, illus. 



Sep 31^. Technical note No. 20--Federal specifications for fishery prod- 

 ucts. From Commercial Fisheries Review, vol. lU, No. 5^ May 1952, 

 pp. Ik-l6, illus. 



Sep 315 . Japanese tuna-mothership expeditions in the western equatorial 



Pacific Ocean (June I95O to June I951), by Kenji Ego and Tamio Otsu. 

 From Commercial Fisheries Review, vol. 1^, No. 6, June 1952, pp. 

 1-19, illus. 



Sep 316. Increasing the spread of shrimp trawls, by Carl B. Carlson. 

 From Commercial Fisheries Review, vol. ik, No. 7, July 1952, pp. 

 13-15, illus. 



78 



