Amusement parks, dangers of, 19, 75. Armies, dangers of their camps, 67. Athletics, benefits of, 138. _See_ Play. Bathing, benefits of, 138. Bill-boards, evils of, 19. Billiard rooms, dangers of, 19, 74. Biological aspect of the social emergency, 23. Blindness, sometimes due to venereal infection, 32, 34. Boating, 82. Bodily regimen. _See_ Regimen. Books, 7, 11, 195. Boston, report on women's wages in, 56, 59. Botany, study of, in upper grades and high schools, 93. _Boy Problem, The_, quoted, 138. Boys, pre-pubescent and pubescent instruction to be given to, 98-102; teaching phases for, 127-53; adolescence of, 127-30; evils to which they are exposed (masturbation, mental suffering, illicit intercourse), 130-34; are normally clean, 134, 152; ways in which they may be helped during adolescence, 137-41; subjects and methods of instruction for, 142-49; conditions to be observed in giving instruction to, 149-52. Camps, construction and lumber, 66; military, 67; school and municipal, 82. Card parties, 78. Carnivals, 76, 77. Castration, effect of, 144. Chastity, double standard of, 14, 136, 146. Chicago, report on women's wages in, 56, 59. Chicago Juvenile Protective Association, quoted, 63. Chicago Vice Commission, report of, 60. Child labor, abolition of, 68. Children, infection in, 34, 35. Clean living, importance of, to be indicated to the boy, 140, 141, 147. Clothing of girls, 157, 161, 162. Clubs, social, 77, 80. Colleges, instruction in sex relations to begin in, 3; sex education for teachers to be given in, 192. Commissions, vice, 51-61. Companions of the boy, 139. Consecration, 186, 187. Consumers' League of Oregon, 57. Contagion, sources and conditions of, 15. _See_ Venereal infection, Venereal diseases. Control. _See_ Self-control. Cost of living, 16. _See_ Wages and vice. Dance-halls, 19. Dances, 78. Degeneracy, sexual, road to race extinction, 23. Department stores, employment of girls in, 63. Diseases. _See_ Venereal diseases. Domestic service, 46-48, 64. Double standard of chastity, 14; abandonment of, 136, 146. Dress of women, 19. Drunkenness and prostitution, 3, 4. Economic phases of immorality, 16-18, 45-69; women as wage-earners, 46; wages and immorality, 50-62; industrial stress, and dangers in seeking employment, 62-64; improvements recommended, 67, 68; bibliography, 206, 207. Education, industrial, compulsory, recommended, 68; public, the greatest need, 190; summary of agencies of, 191-93; of methods of, 193-97; of materials of, 197-99; of ideals of, 199-201. _See_ Educational phases, Instruction, Teaching phases.