REGULAR SERIES 



^125. Experiments with a Model Having a Longitudinal Step (Basin Design). Sep 

 1936. n pp., 6 figs. 



i+SS. 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 . 



k2J. XPB2Y-1 Airplane - Alternative Hull - Experiments with a Model of - Bu- 

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



Distributed 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 CONTE DI SAVOIA, 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. 



432. Bureau of Aeronautics Design No. 142 Airplane Hull - Experiments with a 



Model of - Bureau of Aeronautics Project No. 3173. Jun 1937. 9 pp., 6 



figs. Distributed only upon authorization of Bureau' of Aeronautics. 



433. A Comparison of Three Methods of Rolling Ship Models, by J.G. Thews and 



L. Landweber. Jun 1937- 19 pp., 9 figs. 



434. Bureau of Aeronautics Design No. 143 - Class VPB Airplane Hull - Exper- 



iments with a Model of. Jun 1937- 9 PP., 6 figs. Distributed only upon authorization 

 of Bureau of Aeronautics. 



435. Model No. 3324 - Additional Test - Longitudinal Steps (Basin Design). 



Jun 1937. 10 pp., 6 figs. 



436. Curtlss Design Seaplane Float - Experiments with a Model of. Jun 1937. 



? pp., 2 figs. Distributed only upon authorization of Curtlss Engineering Corporation. 



437. Mark XIV Float - Experiments with a Model of - Bureau of Aeronautics 



Project No. 3199. Aug 1937. 10 pp., 6 figs. Distributed only upon authonza- 



tlon of Bureau of Aeronautics. 



438. XOSU-1 Airplane Float - Pointed Stgp Type - Experiments with a Model of. 



Aug 1937. 9 pp., 6 figs. 



439. Model XPB2Y-1 Airplane Hull - Additional Tests with Modified Afterbody - 



Bureau of Aeronautics Project No. 3217. Aug 1937. 12 pp., 8 figs. 



Distributed only upon authorization of Bureau of Aeronautics. 



440. The Effect of Joint Eccentricity on the Ultimate Strength of Plating in 



Compression, by John Vasta. Oct 1937. 5 PP.. 3 figs. 



441. Investigation of Elastic Characteristics of Box Girders, by F.Q. Ebel. 



Oct 1937. 13 pp., 9 figs. 



I-?5 



