Letter from Karl Pearson, University College, London, W.C, to the [Royal Society] Informs he is tracing the relation of the early Galtons and Darwins to the men of science of their day and for this reason requests copies of the election certificates of Erasmus Darwin and his son Robert Waring Darwin. Requests copies of portraits of Erasmus and Charles Darwin held by the Royal Society. 10 January 1912