T03 



SUBJECT INDEX 



Trailershlp. See Passenger-trailer ship. 

 Transducers, electrical, 559 



electromechanical, 521 

 Transient detector, R-51 



Translation, wave of, in shallow vrater, U08 

 Translations, list of, 597 



quality of, T-T 26 



typing and layout of, R-225 

 Transmission lines, piezoelectric gages with, 



R-2hh 

 Transmitters, electronic, for underwater sound, 

 659 



quartz plates In, T-14-8 

 Transom stems on destroyers, model, 339 

 Transverse curvature, effect on frictional 



resistance, computation of, 689 

 Trials, ship, analysis of data from, 282, 293 



ship, effect of wind on, full-scale, 264 

 technique of, 275 [T-3] 

 Trim, effect of, on propulsive efficiency, 14-7 

 Trinitrotoluene. See TNT. 

 Trochoidal Propeller Corp., tests of TMB pj?o- 



peller 3078, 718 

 Tubes, reinforced, under external pressure, 262 



thin-walled, elastic stresses in, T-33, T-226 

 TUCKER (DD374), service strain on, full-scale, 467 

 Turbine. See Gas turbines. 

 Turbine design, analysis of, 621 

 Turbulence, in boundary layer, method of 

 detecting, 662 



in model basin, hot-wire measurements of, 726 

 Turbulence in water, dye diffusion method for 



measuring, 7OO 

 ■ hot-wire methods for measuring, 592, 670, 726 

 Turbulence stimulators, development of, 726 



effect on boundary layer and resistance of ship 

 models, J2h 



for model tests, 662, 692, 72U, 726 

 Turbulent flow, about ship -models, 299 

 Turning basin, Paris, T-222 

 Turning tests, at Paris Turning Basin, T-222 



cruisers CL51 -54, model, R-25 



PARRAGUT (DD348), model, 336 



passenger-trailer ship, twin-screw, model, 698 



torpedo boats, model, R-36, R-41 

 Turret foundations, design, model, 206, 207 



tests of, full-scale, 26l 

 Turret stools. See Turret foundations. 

 TURTLE, tests for, model, 14-5 



Twin rudders. See Rudders, twin. 

 Twin-screw ship, steering of, model, 331 

 Twin-skeg, four-screvj battleship, thrust deduction 



of propellers for, model, '+28 

 Two-way traffic in a restricted channel, 579, 601 

 Typing and layout of reports and translations, 



instructions for, R-225 



Underwater explosion tests, of Everdur joints in 



models, R-348 

 Underwater explosions, 48o, 489, 511; T-157, T-1 69 



bibliography on, 48o 



damage by, 509 



mathematical treatment of, T-209 



measurement of pressure from, 479, 523, 527, R-157 



oscillation of gas globes in, T-209 



photographic study of, R-39. R-65 



protection against, 490, 491; R-177, R-202 



research on, R-244, R-248, R-254, R-265, R-279, 

 R-296 



resistance to, 491 , '192 



resistance of plates to, 610, 6n 



Shekleton's report on, 479 



shock waves from, measurements of, T-213 



surface effects caused by, R-252, R-304 



under reduced atmospheric pressure, 52O 

 Undervjater path, exploration of, with depth 



recorder, R-251 

 Undervjater photography, lighting equipment for, 688 

 Undervjater pressure gage, 479, 523; R-157 

 Underwater shock wave, protection against, R-49 

 Underwater sound, transmitter for, 659 

 Uniform speed, of streamlined falling body, R-42 

 Union Oil Company, tanker, single-screw, model tests 



of, 650 

 U.S. Army Engineers, tests of single-screw vessels 



for, 640 

 United States Experimental Model Basin. See Model 



Basin, U.S. Experimental. 

 United States Maritime Commission, AKA prototype, 

 model tests of, 701 

 design C1-M-AV8, model tests of, 629 

 emergency cargo vessel, model tests of, 682, 683, 



684 

 liberty ship, model tests of, 703 

 passenger ship, model tests of, 598, 623 

 single-screw vessels of, shallow water effect on 



performance of, model, 640 

 S-X-DY design, model tests of, 701 

 tanker, single-screw, model tests of, 673, 675 



