Note 233 — II A Sketch of the History of the Idea of Milieu Since the Beginning of the Nineteenth Century

For a statement of principles (theoretical exposition), cf. the first two chaps. (pp. 1–92); for a summary, cf. ch. X, section 2 (pp. 780–9): “Le facteur psychologique dans les phénomènes naturels et l’activité humaine,” and section 3 (pp. 790–807): “L’adaptation humaine aux conditions géographiques.” In the preface to the second ed., there are quoted seven pages from a review of the first ed. of Brunhes’ work by Paul Mantoux, wherein the scope, content, and import of the first ed. are succinctly summarized.