Correspondence between Detlev Wulf Bronk and the Royal Society General correspondence, notably on Bronk's complaint of being detained by immigration services at London Airport, and letters between the Royal Society and the Foreign Office on the case. With a draft telegram from Sir Howard Florey to Bronk, offering congratulations on Colonel [John] Glenn's successful flight [on being the first American in space]; and a letter from Bronk acknowledging David Christie Martin's congratulation on his honorary fellowship at University College London. The original file featured the typed name and address: 'Dr. D.W. Bronk, For. Mem. R.S., National Academy of Sciences, 2101 Constitution Avenue, Washington 25, D.C., U.S.A.' 28 July 1961-14 April 1962