1. The descent of man, and selection in relation to sex Author(s): Darwin, Charles, 1809-1882, author Publication: New York : D. Appleton and Company, 1898 Subject(s): Biological EvolutionSelection, Genetic
2. The doctrine of descent and Darwinism Author(s): Schmidt, Oscar, 1823-1886 author Publication: New York : D. Appleton and Co., 1875 Subject(s): Biological EvolutionGeologyPhilosophySelection, Genetic