Note 39 — Chapter XVII · ON THE GOOD EFFECTS OF CROSSING, AND ON THE EVIL EFFECTS OF CLOSE INTERBREEDING.
Reading edition
Ibid. 1866, p. 167; and ‘Poultry Chronicle,’ vol. iii., 1855, p. 15.
Reading edition
Ibid. 1866, p. 167; and ‘Poultry Chronicle,’ vol. iii., 1855, p. 15.