Consanguineous Marriages in the American Population

Consanguineous Marriages in the American Population

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Consanguineous Marriages in the American Population

Consanguineous Marriages in the American Population

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Excerpt

This monograph does not claim to treat exhaustively, nor to offer a final solution of all the problems which have been connected with the marriage of kin. The time has not yet come for a final work on the subject, for the systematic collection of the necessary statistics, which can only be done by governmental authority, has never been attempted. The statistics which have been gathered, and which are presented in the following pages, are fragmentary, and usually bear upon single phases of the subject, but taken together they enable us better to understand many points which have long been in dispute.

The need for statistics of the frequency of occurrence of consanguineous marriages has been strongly felt by many far-sighted men. G. H. Darwin and A. H. Huth have tried unsuccessfully to have the subject investigated by the British Census, and Dr. A. G. Bell has recently urged that the United States Census make such an investigation. Another motive for undertaking this present work, aside from the desire to study the problems already referred to, has been to test the widely prevalent theory that consanguinity is a factor in the determination of sex, the sole basis of which seems to be the Prussian birth statistics of Düsing, which are open to other interpretations.

The stock illustrations from isolated communities have been omitted as too difficult to verify, and little space has . . .

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