MD Thesis Bound typescript copy of Comfort's thesis submitted for the degree of Doctor of Medicine at the University of Cambridge, 1972. Titled "Recent Research in Experimental Gerontology". With a letter dated 3 August 1977 signed Lissy Jarvik and Arnold B Scheibel at UCLA inviting Comfort to give a talk on 30th Nov 1977; and two leaflets advertising a research symposium, "The Good Age", at Stanford, 1977. 1972