Correspondents include: Prof Julian L Ambrus; American Education Publications, John V Crowley; American Institute of Biological Science. George Schwartz; American Journal of Surgery; Dr Jaleh Aminossehe; Prof E C Amoroso; D Bernard Amos; Rodolfo Amprino; T N Ananthakrishnan; Prof Dr F Anders; Georges Anders; Ingram F Anderson; Dr H B Andervont; Prof Koji Ando; Anglo-Continental Medical Society, H H Landau, W Grossman; Ango-Israeli Club, R Dell; Animal Technicians Association, London Branch, W H Woodcock, Journal editor R T Charles; Dr Alan Ansell (enclosing seashells); H Anwar; Dr Richard Appel; Edmund Applebaum; Dr K K Appukuttan; Shah Nawaz Arbani; Prof Abbas Ar-Rushdi (with letters from/to Prof Werner Dutz, Shokrollah S Jahromi; Leon Asher; N Asherson; Lord Astor (includes correspondence with Major G W Dunkin, Agricultural Research Council, A M Kindersley: subject is breeding of race-horses); American Genetic Association (Journal of Heredity); D L Arvey; Eric Ashby; James H Asher jr; Asiatic Society, Calcutta, S K Mitra; Prof B L Astaurov; Hedley J B Atkins, Institute of Basic Medical Sciences; Prof Charlotte Auerbach (also correspondence with Richard Stileman, Chapman and Hall Ltd); Author's and Writer's Who's Who