| Description | Letters to Pearson regarding contributions to the Treasury of Human Inheritance, containing information on pedigrees and studies into haemophilia, polydactyly and ectrodactyly, albinism, epilepsy, tuberculosis, muscular dystrophy, and a variety of congenital disorders.
Letters received from Ethel M Elderton, William Bulloch, W D Haliburton, Major Greenwood, E M Elliot, Catherine Wetham, W J Rutherford, C H Usher, Sydney H Long, Edward Nettleship, R J Ryle, Amy Barrington, Edward Fry, Edward Stainer, Dr V Magnus, and W C Rivers. |