Intermarriage; or the mode in which, and the causes why, beauty, health and intellect result from certain unions, and deformity, disease and insanity from others ... / By Alexander Walker.

  • Walker, Alexander, 1779-1852.
Date:
1839
Catalogue details

Licence: Public Domain Mark

Credit: Intermarriage; or the mode in which, and the causes why, beauty, health and intellect result from certain unions, and deformity, disease and insanity from others ... / By Alexander Walker. Source: Wellcome Collection.

    25/416 (page 9)
    21. The conclusion from the law of crossing, as to the limits of what may be obtained by its means; breeding, where both parents are of the same family, and when the female gives the backhead and locomo- tive organs, and the male, the face and vital organs; 23. The showing the cause why, in in-and-in, the breeding in-and-in must degenerate ; 25. The better explanation of in-and-in breeding ; 26. The showing the cause of the rapid improve- ment of the Turks by polygamy ; 27. The assignment of the philosophical basis of the general superiority of the modern practice of horse-breeding, in depending greatly on the male ; 28. The statement of the fact that, though either have the opposite sex, the communication of the re- productive organs being thus apparently independent of the general vital system ; 29. ‘The explanation of this fact ; and the remarka- ble confirmation thereof ; 30. The ee. of the law of sex, by which either kind is, along with the general vital system, given by either parent ; 31. The establishment of the law of maternal nu- trition, by which a certain likeness is spread over the countenances of all the children of a family; 32. The showing the cause of this law; 33. The pointing out the modifications of these laws according to age ; PS a ile