Letter from J B S Haldane to the British Medical Journal Contains a letter from J B S Haldane to the British Medical Journal (BMJ) answering criticisms of the ARP Coordinating Committee's policy on shelters in an article by H Mason in the issue of 23 November 1940. Includes a covering letter from W Phillips, Secretary of the ARP Coordinating Committee, to Haldane notifying him of Mason's letter in the BMJ. Dec 1940