TOO 



SUBJECT INDEX 



PRINZ EUGEN, launching data for, model, T-100 

 Prohl's method, for calculating flexural crit- 

 ical frequencies of ships, 5^2 

 Projectiles fired through various media, T-107 

 Propagation of sound waves, anomalies in, T-41 

 Propeller, Buonocore, T-1 63 



trochoidal, tests of, 718 

 Propeller blades, interference tests on, 



model, 375 

 Propeller design, analysis of, 621 



and cavitation, T-1 8, T-23, T-24, T-230 



Betz-Prandtl vortex theory, T-1 5 

 Propeller efficiency, T-1 31 

 Propeller-pump design, analysis of, 621 

 Propeller sections, T-1 8, T-23 

 Propeller struts, effect of, on steering of 



twin-screw ship, 331 

 Propeller tests, 57, 187, 375; T-70 



analysis of, T-1 9 



comparative cavitation by several agencies, 

 732 



effect of scale of model on, T-37, T-54 



on DELAWARE (BB28), model, 66 



on SS TANNENBERG, full-scale, T-91 



procedure for, 505 

 Propeller thrust, deduction of, 428 



measurement of, T-58, T-59 

 Propellers, cavitation tests on, model, T-9, 

 T-24 



contra-rotating, T-21 4 



controllable-pitch, on DAHLGREN (DDI87), 

 full-scale, R-338 



cycloidal, trials conducted, full-scale, 649 

 trials conducted, full-scale and model, 678 



design and manufacture of model, at model 

 basins, 290 



efficiency of, 6l 



interaction of, with hull, model, 4-70 



Kort nozzle for, 656 



mass moment of inertia of, 307 



Moldwood, R-206 



oppositely rotating, T-21 4 



partly submerged, on sea-sled, model, R-l 32 



regenerative, tests of model of, 27 



scale effect on, model, 660 



screw, cavitation on, T-46 



singing of, T-1 23 



theory of, T-36 



Propellers [Continued] 



thrust distribution in, T-1 34 

 torque on, 513; T-36 

 vibration measurements of, 64-9 

 Propelling machinery, vibration in, full-scale, 



518, 5'+7. 551 

 Propulsion, as affected by shaft struts and 

 spectacle frames, 256 

 by wind rotors, 1 08 

 components of, scale effect on, T-68 

 efficiency of, 147 

 of battleships, model, 429 

 of destroyers, full-scale and model, 390 

 of SALINAS (A019). full-scale, 350 

 of ships, economic, T-34 



in shallow water, model, 640 

 power for, estimate of, 132 

 vibration in machinery for, full-scale, 518, 

 547, 551 

 Propulsion tests, turbulence -stimulating devices 



for, model, 662 

 Propulsive performance, with bosses, full-scale 

 and model, 403 

 with struts, full-scale and model, 403 

 PT boats. See Patrol vessels. 

 Publications. See Reports. 



Puget Sound vibrograph, calibration and perform- 

 ance of, 693 

 Pump design, analysis of, 621 

 Putty gage, 563 



QUARTZ gage, for measuring underwater explosion 



pressures, 523 

 Quartz plates, in transmitters, T-1 48 



REED gage, 563 



design of, 654 



performance, 603 



record analysis, 603 



theoretical study of, 6l 3 

 Reflecting wall, wave destruction at, 296 

 Reinforced concrete, effect of bombs on, T-1 65 

 Reinforced tubes, under external pressure, 262 

 Relaxation oscillations, 564 

 Remodeling fighting ships, T-82 

 Reports, of David Taylor Model Basin, index of, 

 591 



preparation of, 6l6, 754, 755 



