REGULAR SERIES 



258. Design No. 87, Class VS Airplane - Experiments with Model of Mark I 



Hull - Bureau of Aeronautics Project No. 2152. May 1930. 11 pp., 6 



figs. Distributed only upon authorization of Bureau of Aeronautics. 



259- Memorandum on Towing Carriage Acceleration. Jun 1930. 13 pp., 1 fig. 



260. Elastic Characteristics of Fleet Oilers, by Lt. W.P. Hoop, USN. Jun 1930. 



Ill pp., 17 figs. 



261. Full Scale Tests of Turret Foundations. Jun 1930. 15 PP-. ^ figs. 



262. The Strength of Thin Reinforced Tubes under External Pressure - Report 



of Work Completed and Progress of Experiments, by D.F. Windenburg. Jun 

 1930. kk pp., 15 figs. 



263. Natural Frequencies of Hull Vibration. Jul 1930. 22 pp., 2 figs. 



264. The Effect of Wind on Ship Trials, by Capt. E.F. Eggert, USN. Aug 193O. 



13 pp., 2 figs. 



265. Preliminary Tests of Thrust Meter Elements, by D.F. Windenburg. Aug 



1930. 18 pp., 10 figs. 



266. Brewster and Company Float B-587 - Bureau of Aeronautics Project No. 



2197 - Model Basin Tests on. Sep 1930. 9 PP-, 5 figs. Distributed only 



upon authorization of Brewster and Company. 



267. The Influence of Temperature on the Frictional Resistance Experienced 



by Plane Surfaces Moving in a Fluid, by K.E. Schoenherr. Oct 1930. 

 34 pp., 8 figs. 



268. Resistance of Various Rudders on a Model of the U.S.S. PATCKA, by Capt. 



E.F. Eggert, USN. Oct 1930. 3 PP. 



269. Design of Electromagnetic Damping Apparatus, by D.F. Windenburg. Nov 



1930. 72 pp.. 17 figs. 



270. Report of Rolling Experiments with Model No. 2697 Representing U.S. 



Light Cruisers Nos. 26-31. Nov I93O. 4 pp., 2 figs. 



271 . A Theoretical Investigation of the Point Source-Sink Envelope in Three 



Dimensions, by D.F. Windenburg. Nov 1930. 22 pp., 4 figs. 



272. An Improved Portable Strain Gage, by G.A. DeShazer. Jan 1931. U9 pp.. 



19 figs. 



273. TeiSt of Model Representing Tentative Battleship for 1931. Nov 193O. 16 



pp., 10 figs. 



274. U.S. Coast Guard - Proposed Flying Boat - Experiments with Model of the 



Hull. Dec 1930. 12 pp., 6 figs. 



275. See Translatior 3. 



276. Test of Drawing Room Model of 10,000 Ton Light Cruisers (#24-^5) In 

 Water to Determine Forces Due to Wind. Dec 1930. 20 pp., 12 figs. 



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