The Dutch version of Frontier Society (Samenleving in een Grens gebied) first appeared in 1949. A second Dutch edition of this work has been published in 1971, in the text of which a number of minor improve ments have been made and a few passages added here and there, though on the whole the work has remained unchanged. The English translation presented here is of the Dutch text for the second impression. It is more than twenty years since the book was first published. There have been no publications since which have induced me to introduce major corrections or additions to the original work,...