This compilation of 26 articles constitutes a supplement to the first series. Most of the contributors are from England, but some are from Glasgow, Edinburgh, Johannesburg, Ontario, Amsterdam, Stockholm, and Baltimore. Among the more interesting chapters are the following: The Mechanism of Myometrial Function and Its Disorders, by Arpad Czapo (a complicated but fascinating article); The Sex Chromatin and Its Application to Errors in Sex Development, by Murray L. Barr; Pain in Gynaecological Conditions, by G. W. Theobald; Antibiotics in the Treatment of Genital Tuberculosis in the Female, by Ake B. V. Ryden; and The Treatment of Carcinoma of the Cervix Uteri, by Stanley Way. It is strange that in the chapter on the early diagnosis of intersex by Innes Williams there is no mention of the important contribution made by Barr and described and illustrated in this book. In the chapter on vulvar atrophy and leukoplakia by H. J.