Sep 253. "John N. Cobb" uses new rig for slow-speed trolling^ by Sheldon 

 W. Johnson. From Commercial Fisheries Review, vol. 12, No. 6, 

 June 1950, pp. 1-3, illus. Superseded by FL 385, Pt. 2. 



Sep 2^h. Studies on methods of extracting vitamin A and oil from fish- 

 ery products. Part 3 - Experiments on the extraction of low-oil- 

 content livers with petroleum ether by the shaking method, by 

 F. Bruce Sanford and Neva L. Karrick. From Commercial Fisheries 

 Review, vol. 12, No. 6, June 1950, pp. U-8. 



Sep 255. Observations on the commercial fishing potentialities in the 

 offshore waters of North Carolina (January-February I950), by 

 Donald E. Powell. From Commercial Fisheries Review, vol. 12, 

 No. 7, July 1950, pp« 1-7, illus. 



Sep 256. Development of trash fishery at New Bedford, Massachusetts, 

 by George W. Snow. From Commercial Fisheries Review, vol. 12, 

 No. 7, July 1950, pp. 8-10, illus. 



Sep 258. Saljnon cannery trimmings o Part 1 - Relative amounts of separ- 

 ated parts, by H. W. Magnusson axid W. H. Hagevig. From Commercial 

 Fisheries Review, vol. 12, No. 9, September 1950, pp. 9-12, illus. 



Sep 259. Some processing and technological methods in the Japanese 



fisheries, by D. T. Miyauchi . From Commercial Fisheries Review, 

 vol. 12, No. 10, October I95O, pp. 1-20, illus. 



Sep 260. Japanese skipjack ( Katsuwonus pelamis ) fishing methods, by 

 Fred C. Cleaver and Bell M. Shimada. From Commercial Fisheries 

 Review, vol. 12, No. 11, November 1950, pp. 1-27, illus. 



Sep 261. The Technological Section aids the fisheries. From Commercial 

 Fisheries Review, vol. 12, No. 11a, November 1950 (Supplement), 

 pp. 1-7, illus. 



Sep 262. Utilization of saMon eggs for production of cholesterol, 

 lipide, and protein, by G. Ivor Jones, Edward J. Carrigan, and 

 John A. Dassow. From Commercial Fisheries Review, vol. 12, No. 

 11a, November 1950 (Supplement), pp. 8-li<-. 



Sep 263. Feeding studies with the gum of Gracillaria confervoides 



and carboxymethylcellulose, by Hugo W. Nilson and Mavirice Bender. 

 From Commercial Fisheries Review, vol. 12, No. 11a, November I95O 

 (Supplement), pp. 15-17, illus. 



Sep 2.6k. Studies on analytical methods of extracting vitamin A and oil 

 from fishery products. Part ^4- - Experiments on the extraction of 

 low- oil- content livers with acetone, ethyl ether, and petroleum 

 ether, by F. Bruce Sanford and William Clegg. From Commercial 

 Fisheries Review, vol. 12, Noo 11a, November 1950 (Supplement), pp. 



18-20 . 



Ik 



