Shufeldt , R. W. Remarkable Buttonballs, 310 



Multiple Buttonballs, 550 

 Shull. George II. Pitcher-leaved Ash Trees, 4.^1 

 Significant Evidence for Mental Heredity. Frederick 



Adams Woods, 106 

 Signs of Intelligence, 249 

 Skunk Breeding, 452 

 Social Status, Brains and, 261 

 "Somatic Segregation." E. B. Babcock and Francis E. 



Lloyd, 82 

 Somatic Mutations in Sunflowers. T. D. A. Cockerell, 



467 

 Some Eugenic Aspects of Military Registration, Rosewell 



Hill Johnson, 298 

 Southern Grapes. Breeding. L. R. Detien. 252 

 Sprague, Robert J. Constructive Aspect of Birth Con- 

 trol. 58 

 Stammering, Influence of Heredity in. Frajik A. Bryant, 



46 

 Standardsof Sexual Selection, The, 173 

 Stanford's Marriage Rate. 170 

 Status of the Presence and Absence Hypothesis, The, 



John Belling, 260 

 Sterilization, Urban, 268 

 Stocks, America's Fighting, 435 

 Strawberry Pedigree, An Interesting. R. D. Anthony, 



509 

 Striped Cane, Origin of the. A. D. Shamel, 471 

 Study of Bud Variations in Coleus. 518 

 Study of Egg Production in Poultry, 131 

 Study of Men of Genius, A (Review of a Book by O. L. 



Schwarz), 451 

 Studies in Animal Behavior (Review of a Book by S. J. 



Holmes). 393 

 Sunflowers, Somatic Mutations in. T. D. A. Cockerell, 



467 

 Sunflower Seedlings, Adult Characters in. T. D. A. 



Cockerell. 361 

 Supposed Degeneration of Vegetables in the Tropics, 20 

 Supposed Law of Compensation, The, 475 

 Survey of Musical Ability in Schools, 305 

 Survey, The Indiana. A. H. Estabrook, 156 

 Sweating Apparatus, The, 223 

 Swine. Color Inheritance, in. B. O. Severson, 379 

 Swingle. Leonhardt. A Bottle-necked Lemon. 559 

 Sycamore Fig in Egypt. The. Thomas 'W. Brown, P. G. 



Walsingham. 3 



Teachers. The Celibacy of. 259 



Texas Palmetto, The, 123 



Too-Perfect Milkweed. The, 460 



To Solve a Shorthorn Paradox. 163 



Treatise on Poultrv Breeding, A, 74 



Treatment of Criminals, The. 105 



Tree Seeds. Choosing the Best. Chas. J. Kraebel, 483 



Tuberculosis among Natives of Alaska, 177 



Twins. The Biology of. 243 



Underfeeding as a Cause of Sterility, 454 

 Underground Spines. A Plant with. J. B. N'orton. 572 

 Unemployment and Feeblemindedness, 248 

 Universe. A Hit-or-Miss (Review of a Book by Jacques 



Loeb). 320 

 Urban Sterilization, 268 

 Utility of Death. F. H. Pike, 195 



Vacation, The Hen's Annual. Geo. M. Rommel. 132 



Valuable Collection of Reprints. A, 142 



Valuable Text-book of Animal Breeding. A Review of a 



Book by F. B. Mumford), 2?0 

 Valuable Variety of Barley. A. 235 

 Variation in Artichokes. A. D. Shamel, 306 

 Von Hoffman, G. Race Hygiene in Germany, 112 



W 



Walsingham, F. G., and Thomas W. Brown. The Syc- 

 amore Fig in Egypt, 3 

 War Causes Increase in Illegitimacy in Europe, 527 

 War, Immigration after the. Robert DeC. Ward. 147 

 War. Psychology and the. G. Stanley Hall. 442 

 War. Racial V'alues in the (Review of a Book by Seth 



K. Humphrey). 493 

 Ward, Robert De C. Immigration After the War, 147 

 Was This the First Form of Life on the Globe, 290 

 What Determines Longevity?, 569 

 Wheat-Rye Hybrids. A. McFadden, 335 

 White Forelock. Inheritance of. S. J. Holmes and 



Richard O. Schofield, 359 

 Why the Cabbage Butterfly Does Xot Increase More 



Rapidly, 312 

 Williamson, Juan. A Golden Variety of Rye, 568 

 Wilson, James, Review of a Book by. A Xew Handbook 



of Mendelism, 223 

 Women's Separate Colleges Are Losing Ground, 447 

 Woman with Horns, A. 434 



Wood, Richard H. A Woman with Horns, 434 

 Woods, Frederick Adams. Significant Evidence for 



Mental Heredity, 106 

 Wright, Sewall. Color Inheritance in Mammals: 

 I — Coat Color of all Mammals, etc., 224 

 II— The Mouse, 373 

 III— The Rat, 426 

 IV— The Rabbit, 473 

 V — The Guinea-pig, 476 

 VI— Cattle, 521 

 VII— The Horse, 561 



Young Mother, The, 394 



