The variation of animals and plants under domestication.
Darwin, Charles,1809-1882.
Baltimore, Md. ; London : Johns Hopkins University Press,
1998.
Facsim. of ed. originally published: New York : D. Appleton and Co., 1883. - Previous ed.: 1868.
Includes bibliographical references and index.
Variation (Biology)
Domestic animals.
Plants, Cultivated.