Letters between the Secretary of the Protection Sub-Committee and J B S Haldane's Secretary Letters between J Loutit, Secretary of the Protection Sub-Committee, and J B S Haldane's secretary regarding approval of Loutit's summary minutes of the meeting of geneticists called by the Tolerance Doses Panel of the Protection Sub-Committee. Encloses the summary; typewritten and handwritten copies of a letter from J B S Haldane to the Atomic Energy Research Establishment, Harwell, containing a list of criticisms of D G Catcheside's report on Genetic Experiments in the USA; and Catcheside's report. Nov 1948