31. Volume 4, Number 3: American breeders' magazine Collection: Core Historical Literature of Agriculture Publisher: American Breeders' Association Publication Place: Washington, D.C. Date: 1913 Format: Issue
32. Volume 4, Number 4: American breeders' magazine Collection: Core Historical Literature of Agriculture Publisher: American Breeders' Association Publication Place: Washington, D.C. Date: 1913 Format: Issue
33. Modes of research in genetics Creator: Pearl, Raymond, 1879-1940. Collection: Core Historical Literature of Agriculture Publisher: Macmillan, Publication Place: New York : Date: 1915 Format: Book
34. Plant genetics Creator: Coulter, John Merle, 1851-1928. Collection: Core Historical Literature of Agriculture Publisher: The University of Chicago Press, Publication Place: Chicago : Date: 1918 Format: Book
35. The physical basis of heredity Creator: Morgan, Thomas Hunt, 1866-1945. Collection: Core Historical Literature of Agriculture Publisher: Lippincott, Publication Place: Philadelphia : Date: 1919 Format: Book
36. Readings in evolution, genetics, and eugenics Creator: Newman, Horatio Hackett, b. 1875. Collection: Core Historical Literature of Agriculture Publisher: University of Chicago Press, Publication Place: Chicago : Date: 1921 Format: Book
37. Outline of genetics: with special reference to plant material Creator: Coulter, Merle C. 1894-1958. Collection: Core Historical Literature of Agriculture Publisher: University of Chicago Press, Publication Place: Chicago : Date: 1923 Format: Book
38. Principles of genetics: an elementary text, with problems Creator: Sinnott, Edmund Ware, 1888- Collection: Core Historical Literature of Agriculture Publisher: McGraw-Hill Book Co., Publication Place: New York : Date: 1925 Format: Book
39. Heredity Creator: Shull, A. Franklin b. 1881. Collection: Core Historical Literature of Agriculture Publisher: McGraw-Hill Book Company, Publication Place: New York : Date: 1926 Format: Book
40. The genetics of sexuality in animals Creator: Crew, F. A. E. 1888- Collection: Core Historical Literature of Agriculture Publisher: University Press, Publication Place: Cambridge [Eng.] : Date: 1927 Format: Book