SUBJECT INDEX 



Robot II camera, lighting banks for, 688 



Roll recorder, 11 6 



Roll stabilization, power cost of, on CONTE 



DI SAVOIA, full-scale, 430 

 Rolling, damping of, model, ''442 



factors affecting, 348 



in waves, 301 , 303 



measurement of, model, 433 



of cruisers, model, 270, 295 



of proposed 1935 battleship hull, 37^ 



reduction of, model, R-1 30 



testing of models in, 433 

 Rolling experiments, on aircraft carriers, 

 model, 8, 13, 18 



on battleship, model, 6 



on crane ship, model, 69 



on passenger liner, model, 7 

 Roof designs, comparison of, T-11 6 

 Rosette. See type of rosette, e.g., Strain- 

 rosette. 

 Rotating shafts, measurement of stresses in, 



R-54 

 Roughened ship model, tests with, T-67 

 Roughness, effect of bottom paint on, 789 



effect on skin friction resistance, 7 2 9 

 Roughness allowances, determination of, 576, 

 663 



with Schoenherr friction. formula, R-56 

 Roughness recorder, TMB, 726 

 Rubber band, for displacement gage, 651 

 Rudder forces, calculation of, T-52 

 Rudder tests, for cruiser model, 214 



for FARRAGUT (DD348), full-scale and model, 



397 

 Rudders, comparative performance of, on 

 SALINAS (A019), full-scale, 350 

 design of, T-83 

 horizontal stern, with Submarine S3, model, 



R-1 33 

 resistance of, with PATOKA (A09 ) , model, 268 

 Rupture, of steel plates, 6l 1 ; R-265, R-276 

 RUSSELL (DD414), noise survey of, full-scale, 

 R-1 9 



SAFETY harness, for aircraft pilots, strength 



of, 633 

 ST. LOUIS (CL49), noise survey of, full-scale, 



R-7 



ST. LOUIS (CL49) [Continued] 



service strain on, full-scale, 467, 468 

 SALINAS (A019), natural frequency of, full- 

 scale, 263 

 propulsion and steering of, full-scale, 350 

 wind effect on, model, 345 

 SALT LAKE CITY (CA25), rolling characteristics 



of, model, 295, 685 

 SAN FRANCISCO, strain measurement on, full- 

 scale, T-11 

 vibration, acceleration, and wave measurements 



on, full-scale, T-26 

 voyage for stereophotogrammetric wave research, 

 T-204 

 SANTA ROSA, analysis of standardization trial 

 data for, 363 

 wind effect on, model, 362 

 SAO PAULO, mast vibrations on, full-scale, 10 

 Scale effect, in model ship tests, T-68, T-194 

 on model propellers, 660; T-37 

 on self-propelled models, 730, 731 

 SCHARNHORST, launching data for, full-scale and 



model, T-100, T-1 05 

 Schlieren method of photography, for recording 



explosion phenomena, T-1 21 , T-1 56 

 Schoenherr and Froude frictional constants 



compared, 657, 729 

 Schoenherr friction formula, advantages of, 

 663, 729 

 for calculating effective horsepower of ships, 



576 

 roughness allowance with, R-56 

 Scoop, condenser, tests of, model, 384 



water-spout, for planing float, 768 

 Scouts and destroyers, cavitation in, full- 

 scale and model, 110 

 Scratch gage, 468; T-1 3 

 Screens. See specific type, e.g., Air-bubble 



screen. 

 Sea-sled, partly submerged propellers of, 



model, R-1 32 

 Sea waves. See Wave. 



Seaplane floats, model, 2, 3, 9, 12, 21 to 23, 

 30 to 32, 35, 36, 38, 40, 43, 44, 49, 53, 

 5Q, 60, 63, 65, 67, 68, 72, 75. 76, 80, 

 81, 84, 85, 87, 88, 100, 103, 105, 113, 

 123, 124, 127, 129, 131, 133 to 137. l^> 

 1 43, 144, 146, 148, 151, 152. 155. 156, 



