New Haven, Yale University Press, 1928. 8vo. In the original full red cloth with gilt lettering to spine. Ex-library copy with library stamps to pasted down front free end-paper, front free end-paper and title page. Otherwise a fine and clean copy. XVIII, 358 pp.
Second edition, the enlarged and revised publication of Morgan's famous and influential work on genes in which he illustrated the nature of genes as important factors to define their actual biological function in subsequent generations. He pointed out several facts which are now unanimously accepted by geneticists worldwide.
Order-nr.: 44576