EEGUL.AE SEEIES 



862. The Loss of Energy of a Propeller in a Locally Varying Wake Field, by 



H.W. Lerbs, Dr. Ing. Nov 1^55- 19 PP-, 6 figs. 



863. Bibliography on Shells and Shell-Like Structures, by William A. Nash, 



Ph.D. Nov I95U. 76 pp. 



864. (NS 715-102). Wall Corrections for Flow About Two-and Three-Dimensional 



Symmetrical Bodies in Rectangular Channels of Infinite and Finite 

 Lengths, by Avis Sorden, Ph.D. Dec 195^. 58 pp., 9 figs. 



865. (Aero Data Report 7). Wind-Tunnel Tests of a l/U-Scale Model T-hX 



Radar Antenna, by R. Mutimer. Aug 1955. 12 pp., 5 figs. 



866. (Aero Data Report 8). Wind-Tunnel Tests of a Full-Scale Piasecki 



E-21 Helicopter Rotor Hub, by John J. Foster. Aug 1955. 15 PP', 

 6 figs. 



867. (NS 715-102). A Meter for Continuous Indication of Dissolved Air 



in Water, by E.M. Fitzpatrick and M.F. Harkleroad. Oct 195*^-. 

 21 pp., 6 figs. 



868. (NS 715-102). Free Field Measurements of Sound Radiated by Subsonic 



Air Jets, by Robert Lee. Dec 1955. ^ 17 PP-, H figs. 



869. Powering Characteristics of a 576-Foot Tanker, Model 4^56, by P.C . 



Pien. Apr 1955. 9 PP., 6 figs. Distributed only upon authorization of Sun 

 Shipbuilding and Dry Dock Company. 



870. (NS 751-058). Analysis fo Discountinuity Stresses Adjacent to a Central 



Circular Opening in a Hemispherical Shell, by G.D. Galletly, Sc.D. 



Jan 1954. 54 pp., 6 figs. Revised Edition May I956. '^k pp., 7 figs. 



871. Powering Characteristics of a 50,000 D.W.T. Single Screw Tanker, 



Model iH21-5, by P.C. Pien. Oct 1955. 12 pp., 9 figs. Distributed only 



upon authorization of Sun Shipbuilding and Dry Dock Company. 



872. The Propagation of Elastic Waves In a Plate, by Dr. Mark Harrison. 



Jan 1954. 15 pp., h figs. 



875. Canceled. 



1-61 



