uary 1869, p.
406; Charles Darwin, _The Variation of Animals and Plants under
Domestication_, vol. ii. p. 198; _Philadelphia Medical and Surgical
Reporter_, November 2, 1867, p. 384; A. Debay, _Hygiene et Physiologie
du Mariage_, p. 288 (Paris, Quarante-quatrieme edition); Raciborski, _De
la Puberte_, etc., p. 451; Virey, _De la Femme sous ses Rapports Phys._,
etc., p. 332; Dr. Gunning S. Bedford, _The Principles and Practice of
Obstetrics_, p. 107.

P. 115. THE LIMITATION OF OFFSPRING.--We have taken great pains to avoid
giving false or dangerous impressions in this section. The references in
the order of quotation are:--Dr. Tilt, _Hand-Book of Uterine
Therapeutics_, p. 317; Dr. Duncan, _Fecundity, Fertility, Sterility, and
Allied Topics_, pp. 289, 290; Dr. Hillier, _Diseases of Children_, p.
114; John Stuart Mill, _Principles of Political Economy_, p. 591; Dr.
Drysdale, _London Medical Press and Circular_, December, 1868, p. 478;
Raciborski, _De l'Age Critique chez la Femme_, p. 484; _The Nation_,
June 1869; Dr. Edward Reich, _Natur und Gesundheitslehre des Ehelichen
Lebens_, p. 493; _Boston Medical and Surgical Journal_, February 1867;
_Philadelphia Medical and Surgical Reporter_, vol. xix. p. 305;
Sismondi, _Principles of Political Economy_, book vii. chap. v.; Dr.
MacCormac, in _London Medical Press and Circular_, March 1869, p. 244;
Dr. Gaillard Thomas, _Diseases of Women_, p. 58; _Leavenworth Medical
Herald_, April, 1867; Dr. N. K. Bowling, in _The Nashville Journal of
Medicine and Surgery_, October 1868. We have rather let others speak
than spoken ourselves, and have collected the opinions of many most
distinguished physicians and statesmen, who thus pronounce against
excessive child-bearing. Any intelligent physician will acknowledge the
weight to be assigned to such names.

P. 128. SIGNS OF FRUITFUL CONJUNCTION.--Carpenter, _Human Physiology_,
p. 772; Dr. Gunning S. Bedford, _Principles and Practice of Obstetrics_,
p. 304; Menville, vol. i p. 295; Montgomery, _Signs and Symptoms of
Pregnancy_, p. 90.

P. 132. INHERITANCE.--Darwin, _Animals and Plants under Domestication_,
pp. 42, 473; Sir Henry Holland's _Medical Notes and Reflections_, p. 30;
Pritchard, _Researches into the Physical History of Mankind_, vol. ii.
p. 551; Carpenter, _Human Physiology_, p. 779; A. Debay, _Hygiene et
Physiologie du Mariage_, p. 173; Fleurens, _De la Longevite et de la
Quantie de Vie sur le Globe_, p. 256 (Paris, 1860); Hufelan