||Studies in Spermatogenesis Part II. A Comparative Study of the Heterochromosomes in Certain Species of Coleoptera. Hemiptera and Lepidoptera, with Especial Reference to Sex Determination
||Stevens, N.M. Nettie Stevens
||Washington, D.C., the Carnegie Institution of Washington, October
|| First edition. Offprint. Carnegie Institution of Washington, Publication No. 36, Part II, pp. 33-74, 1906. Very good condition. Name stamp of Edmund B. Wilson on front cover.*Nettie Stevens (1861-1912), US geneticist, studied chromosomal basis of sex and discovered XY basis. "She and Edmund Beecher Wilson were the first researchers to describe the chromosomal basis of sex." Wikipedia. Interesting association. Slight split to heal of spine.