Note 59 — Chapter XXIII · DIRECT AND DEFINITE ACTION OF THE EXTERNAL CONDITIONS OF LIFE.
Reading edition
‘Mémoire sur la Production Artificielle des Monstruosités,’ 1862, pp. 8-12; ‘Recherches sur les Conditions, etc., chez les Monstres,’ 1863, p. 6. An abstract is given of Geoffroy’s Experiments by his son, in his ‘Vie, Travaux,’ etc., 1847, p. 290.