Letters from Correspondents Bu-Ch Consists of : Letter from Burton Fanning sending printed results of Kelling Sanatorium Treatment, reprinted from British Medical Journal, 1912. Letters from H Bushnell (Essex County Council. Tuberculosis Department) to William Palin Elderton dated 12 Mar 1913 - unable to attend the lecture, but if the lecture presented a comparison of mortality under sanatorium and Tuberculin treatments of phthisics, could he have a copy? Letter from Arnold Chaplin to Karl Pearson dated 7 Jul 1910 concerning the schedule for family history and the actuarial card. 1910-1913