Lindsay Evans, Science and Its Times (ISBN0-7876-3937-0), « The Advent of Mechanical Refrigeration Alters Daily Life and National Economies Throughout the World », 537.
(en) Lindsay Evans, "The Advent of Mechanical Refrigeration Alters Daily Life and National Economies Throughout the World", vol. 5 : Science and Its Times - 1800-1899, Neil Schlager (ISBN0-7876-3937-0, lire en ligne [PDF]), p. 537.