Counts of "Persons of Spanish Surname" in the Southwestern United States were made by the U. S. Census in 1950 and are planned for 1960. Similar counts from other records can furnish numerators to go ...
In most societies, surnames are passed on from father to son, just like the Y chromosome. This suggests that men who share the same surnames may have Y chromosomes that are related to one another. A ...
In most human societies, surnames are paternally inherited, that is, they pass from a father to all of his children. The Y chromosome is also inherited paternally, but it is passed only from father to ...
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