97 



SUBJECT INDEX 



ST. LOUIS (01119), noise survey of, full-scale, 

 R-7 

 service strain on, full-scale, ^67, ^68 

 SALINAS (A019), natural frequency of, full- 

 scale, 263 

 propulsion and steering of, full-scale, 350 

 vfind effect on, model, 3U5 

 SALT LAKE OITY (0A25), rolling characteristics 



of, model, 295, 685 

 SAN FRANOISOO, strain measurement on, full- 

 scale, T-11 

 vibration, acceleration, and wave measurements 



on, full-scale, T-26 

 voyage for stereophotogrammetric vrave research, 

 T-20f| 

 SANTA ROSA, analysis of standardization trial 

 data for, 363 

 vjind effect on, model, 362 

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

 Scale effect, in model ship tests, T-T94 

 on model propellers, 66O; 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 Proude frlctlonal constants 



compared, 657, 729 

 Schoenherr friction formula, advantages of, 

 663, 729 

 for calculating effective horsepovjer of 



ships, 576 

 roughness allowance v;ith, R-56 

 Scoop, condenser, tests of, model, 384- 

 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-132 

 Sea vraves. See Vlaves. 



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

 30 to 32, 35, 36, 38, UO, 43, W, 49, 53, 

 59, 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, 141 , 

 1^3, I't4, 146, 148, 151, 152, 155, 156, 



Seaplane floats [Continued] 



158, l60, 162, 163, 165, 168 to 170, 172 

 to 174, 178 to l8l, 184 to 186, 195, 196, 

 201, 203, 204, 208, 212, 220, 224, 228, 

 238, 243, 247, 251, 254, 257, 258, 266, 

 281, 284, 300, 302, 306, 308, 313, 314, 

 320 to 322, 324. 327, 337. 338, 342, 346, 

 347, 349, 351 to 353, 355. 357 to 359. 

 361, 364, 365, 367 to 369, 373, 378, 379. 

 383, 386, 388, 393. 39'+. 399, ^+00, 404, 

 406, 409, ^+13, 415, 419, 436, 437, 444, 

 ^+51 . 454, 465 

 See also Hydrofoils; Sea-sled. 



Seaplane hulls, model, 5, 11, 16, 39, 46, 47, 

 51 , 70, 79, 89, 90, 92 to 95, 97 to 99, 

 102, 104, 107, 111, 120, 138, 139, 150, 

 154, 157, l6l, 164, 165, 171, 175, 177, 

 182, 188, 192, 197, 202, 209, 211, 213, 

 21 5, to 218, 221, 223, 229 to 237, 239 to 

 242, 244 to 246, 248, 249, 253, 255, 257, 

 258, 274, 279, 300, 302, 306, 308, 310, 

 311, 313, 314, 320, 321, 324 to 326, 33b, 

 335. 337. 342, 343, 346, 351. 352, 355, 

 368, 373. 376, 377, 380, 381, 388, 389, 

 391, ^0^ , 405, 407, 409 to 412, 416, 417, 

 420, 423, 425 to 427, 431, 432, 434, 439, 

 443, 448, 455, 456, 461, 462, 464, 669 

 See also Sea-sled. 



Seaplanes, list of models tested, 50 

 model tests for, 145 



Self-propelled models, British method of testing, 

 T-1 27 

 scale effect on, 730, 731 



Sensitization of polyvinyl alcohol, as coating for 

 printing plates, T-1 79 



Service measurements, on aircraft, T-211 

 on ships, T-211 



Service strain tests, on hull structure, full- 

 scale, 467 

 technique and procedure, full-scale, 468 



Shaft bearings, friction in, 360 

 reduction of vibration in, T-39 



Shaft bossing, on HAMILTON (DDl4l), vibration 

 tests on, full-scale, 305 



Shaft horsepower of ships. See specific ship or 

 model test. 



Shaft stresses, circuits for measuring, R-187 

 in submarine chaser, full-scale, R-187 



