There has, in fact, been so much contact through migrations and other types of population movements, that the anthropologists are unable to come to much agreement in attempts to classify man into subspecies (or races). Their problem is much like that of the botanists faced with the North American blackberries.


The Nature of Natural History, Chapter 2 (p. 16), Scribner. 1950


There has, in fact, been so much contact through migrations and other types of population movements, that the anthropologists are unable to come to...

There has, in fact, been so much contact through migrations and other types of population movements, that the anthropologists are unable to come to...

There has, in fact, been so much contact through migrations and other types of population movements, that the anthropologists are unable to come to...

There has, in fact, been so much contact through migrations and other types of population movements, that the anthropologists are unable to come to...