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This book was written for laymen. In simple language the author explains the known facts of sex determination not only in human beings but also and in greater detail among the lower animals. The first part of the book contains a discussion of a few superstitions concerning the determination and the wilful control of the sex of offspring.
Will It Be a Boy? Sex-Determination According to Superstition and to Science.. JAMA. 1932;99(7):587. doi:10.1001/jama.1932.02740590067045