[550] Annual for Sexual Intermediate Stages, 1906, vol. viii., pp. 796, 797. According to d’Estoc (“Paris-Eros,” pp. 207, 208), the male prostitutes in these brothels are more especially men from southern countries—Italians, Orientals, Berbers, and negroes.

[551] Cf. Ludwig Frey, “Characterization of Blackmail,” published in the Annual for Sexual Intermediate Stages, 1899, vol. i., pp. 71-96.

[552] Cf. Numa Prætorius, “The Criminal Character of Homosexual Intercourse, Considered Historically and Critically,” published in the Annual for Sexual Intermediate Stages, 1899, vol. i., pp. 97-158.

[553] Cf. Z. Richter, “Does § 175 afford any Protection? A Criminalogical Study,” published in the Annual for Sexual Intermediate Stages, 1900, vol. ii., pp. 30-52.

[554] “Opinions of Roman Catholic Priests on the Attitude of Christianity towards the Criminal Prosecution of Homosexual Love” (Annual for Sexual Intermediate Stages, 1900, vol. ii., pp. 161-203); “What Position should the Church Assume towards Homosexual Love and its Criminal Prosecution?” by an Evangelical Theologian (op. cit., vol. iii., pp. 204-210); Caspar Wirz, “Urnings before the Church and Scripture” (Orthodox-Evangelical) (op. cit., vol. iv., pp. 63-108); “Homosexuality in the Bible,” by a Catholic priest (op. cit., vol. iv., pp. 199-243); “From the Memoirs of a (Catholic) Priest” (op. cit., pp. 1172-1178).

[555] A letter from Emile Zola to Dr. Laupts on the problem of homosexuality; translated, with an introduction, by Rudolf von Beulwitz (Annual for Sexual Intermediate Stages, 1905, vol. ii., pp. 371-386).

[556] “What should the People know about the Third Sex?” An instructive work, published by the Scientific and Humanitarian Committee (Leipzig, 1904).

[557] Cf. “The Truth about Myself: Autobiography of a Contrary-Sexual,” published in the Annual for Sexual Intermediate Stages, vol. iii., pp. 292-307.

[558] M. F., “How I See the Matter,” op. cit., pp. 308-312.

[559] Cf. Anna Rüling, “What Interest has the Woman’s Movement in the Solution of the Homosexual Problem?” (Annual for Sexual Intermediate Stages, vol. vii., pp. 131-151).