Chapter Allen, Garland (1979)
The transformation of a science: T.H. Morgan and the emergence of a new American biology. In: The organization of knowledge in modern America, 1860-1920 (p. 173). (/isis/citation/CBB000026747/) unapi

Article Bowler, Peter J. (1978)
Hugo de Vries and Thomas Hunt Morgan: The mutation theory and the spirit of Darwinism. Annals of Science: The History of Science and Technology (pp. 55-73). (/isis/citation/CBB000015411/) unapi

Article Gilbert, Scott F. (1978)
The embryological origins of the gene theory. Journal of the History of Biology (pp. 307-351). (/isis/citation/CBB000013721/) unapi

Book Allen, Garland E. (1978)
Thomas Hunt Morgan: The Man and His Science. (/isis/citation/CBB000017012/) unapi

Book Shine, Ian; Wrobel, Sylvia (1976)
Thomas Hunt Morgan, pioneer of genetics. Foreword by George W. Beadle. (/isis/citation/CBB000013483/) unapi

Article Allen, Garland E. (1975)
The introduction of Drosophila into the study of heredity and evolution: 1900-1910. Isis: International Review Devoted to the History of Science and Its Cultural Influences (pp. 322-333). (/isis/citation/CBB000018665/) unapi