|| 9 original offprints by Nobel Prize winner. First separate editions. Titles included: Recent Advances in Bacterial Genetics (Bacteriological Reviews, 1947) Karl Sax stamp front page; Host-Induced Modifications of Viruses (Cold Spring Harbor Symposia, 1953) L. C. Dunn stamp; A Growth Delaying Effect of Ultraviolet Radiation on Bacterial Viruses (National Academy of Sciences 1944) Karl Sax stamp; Mutations of Bacterial Viruses Affecting Their Host Range (Genetics, 1945) Karl Sax stamp. Disbound; The Gene (Dept of Genetics, 1945) Norman H, Giles, Jr. stamp, with "Entered Jun 17 1963" stamp front page; The Gene (Dept of Genetics, 1946) with M. Demerec, R. Latarjet, E. F. Oakberg, E. M. Witkin; Spontaneous Bacterial Mutations To Resistance to Antibacterial Agents (Cold Spring Harbor Symposia) L.C. Dunn stamp; Reactivation of Irradiated Bacteriophage By Transfer of Self-Producing Units (National Academy of Sciences (1947) Karl Sax stamp; Ultraviolet Irradiation of Bacteriophage During Intracellular Growth (Journal of Bacteriology, 1947) with R. Latarjet. L. C. Dunn stamp front cover. Genetics. Science. Nobel Prize. Very good.