[289] Syphilis is not to be forgotten.
[290] This modified Lombrosism is advocated by B. A. H. Hübner in his interesting work concerning prostitutes and their legal relations (Monatsschrift für Kriminalpsychologie, 1907, pp. 1-11). He found that among sixty-four insane prostitutes, under observation in the Hertzberg Asylum in Berlin, not less than 59·45 % were already intellectually defective at the time they had come under police control as prostitutes.
[291] C. Lombroso, “Recent Advances in the Study of Criminals.”
[292] Schrank observes (“Prostitution in Vienna,” vol. ii., p. 216) that striking physical peculiarities do not appear to be either more or less frequent among prostitutes than they are among the generality of the population.
[293] G. Keben, “Prostitution in its Relation to Modern Realistic Literature” (Zurich, 1892).
[294] Oda Olberg, “Poverty in the Domestic Industry of Making Ready-made Clothing” (Leipzig, 1896).
[295] Anna Pappritz, “The Economic Causes of Prostitution” (Berlin, 1903).
[296] Pfeiffer, “Poverty and Overcrowding in Great Towns and in Relation to Prostitution and to Venereal Diseases,” published in The Journal for the Suppression of Venereal Diseases, 1903, vol. i., pp. 135-144.
[297] P. Kampffmeyer, “Poverty and Overcrowding in Great Towns,” etc., published in The Journal for the Suppression of Venereal Diseases, 1903, vol. i., pp. 145-160; “Bad Housing Accommodation in Relation to Prostitution and ‘Night-Lodgers’; the Necessary Legal Reforms,” op. cit., 1905, vol. iii., pp. 165-229.
[298] E. v. Düring, “Prostitution and Venereal Diseases.” p. 11.