1915–, American microbiologist and physician, b. Ann Arbor, Mich., B.A. Univ. of Michigan, 1936, M.D. Harvard, 1940. In 1936 he began teaching at Ha...
(y ´kl d) (KEY) , fl. 300 B.C., Greek mathematician. Little is known of his life other than the fact that he taught at Alexandria, being associated w...