24 



REGULAR SERIES 



4-15. Design No. 1 4-0 - Class V0 Seaplane - Experiments with a Model of Mark XII 

 Float - Bureau of Aeronautics Project No. 3064. Jan 1936. 10 pp., 6 



figS. Distributed only upon authorization of Bureau of Aeronautics. 



41 6. Design No. 137, Mark IV Hull - Experiments with a Model of - Bureau of 

 Aeronautics Project No. 3077. Feb 1936. 12 pp., 8 figs. Distributed only 



upon authorization of Bureau of Aeronautics. 



4-1 7. Experiments with a Model Submitted by Sundstedt Aircraft Corporation. 



Mar 1936. 9 PP«» 6 figS. Distributed only upon authorization of Sundstedt Aircraft 

 Corporation. 



4l8. On the Resistance of a Heavy Flexible Cable for Towing a Surface Float 

 behind a Ship, by J.G. Thews and L. Landweber. Mar 1936. 17 pp., 4 

 figs. 



4-19. Design No. 1 40 - Class V0 Seaplane - Experiments with a Model of Mark 



XIII Float - Bureau of Aeronautics Project No. 3035- Apr 1936. 13 pp., 



O figS. Distributed only upon authorization of Bureau of Aeronautics. 



4-20. XPBS-1 Hull Lines - Experiments with a Model of - Bureau of Aeronautics 



Project NO. 3103. May 1936. 13 PP« > 8 figS. Distributed only upon authorization 

 of Bureau of Aeronautics. 



4-22. The Tension in a Loop of Cable Towed through a Fluid, by J.G. Thews and 

 L. Landweber. Jun 1936. 6 pp., 5 figs. 



4-23. Design No. 1 40 - Class V0 Seaplane - Experiments with a Model of - Bu- 

 reau of Aeronautics Project No. 3112. Jul 1936. 10 pp., 6 figs. Dis- 

 tributed only upon authorization of Bureau of Aeronautics. 



424-. Analysis of Six Zeiss Contax Lenses, by L. Landweber. Aug 1936. 7 pp., 

 5 figs. 



4-25. Experiments with a Model Having a Longitudinal Step (Basin Design). Sep 

 1936. 11 pp. , 6 figs. 



426. XPB2Y-1 Airplane Hull - Experiments with a Model of - Bureau of Aero- 



nautics Project NO. 3139. Oct 1936. 11 pp., 7 figS. Distributed only upon 

 authorization of Bureau of Aeronautics. 



427. XPB2Y-1 Airplane - Alternative Hull - Experiments with a Model of - Bu- 



reau of Aeronautics Project No. 3139- Nov 1936. 10 pp., 6 figs. Dis- 

 tributed only upon authorization of Bureau of Aeronautics. 



428. Methods of Determining the Thrust Deduction of Inboard Propellers and 



Outboard Propellers Separately for Twin Skeg, Four Screw Battleship - 

 Model No. 3441. Dec 1936. 4 pp., 5 figs. 



429. Effects of Modifications to Battleship Models on Resistance and Propul- 



sion. Dec 1936. 19 pp., 17 figs. 



430. The Power Cost of Roll Stabilization on the C0NTE DI SAV0IA, by J.G. 



Thews and L. Landweber. Jan 1937- 14 pp., 9 figs. 



431 . XPB2Y-1 Airplane Hull - Experiments with a Model of - Bureau of Aero- 

 nautics Project NO. 3139. Mar 1937- 13 PP., 7 figS. Distributed only upon 

 authorization of Bureau of Aeronautics. 



