| Description | Comprises 268 items of correspondence, being letters and postcards in manuscript and typescript. Covers a wide range of subjects, including general family matters of the Pearsons, Weldons and Tebbs, the death of W F R Weldon, including arrangements for the institution of the Weldon Memorial Fund, Prize and Medal, continuing work on mice following W F R Weldon's death, ongoing controversy with the Mendelians, particularly William Bateson, other work on inheritance of coat colour in dogs and horses, the award of the Weldon Medal, effect of the First World War (1914-1918) on Pearson's research and on general scientific work, on the financial health of the journal <i>Biometrika</i>, invitations to the annual Galton dinner, Pearson's work on <i>The Life, Letters and Labours of Francis Galton</i>, and Pearson's opposition to UCL's plans to break up the Galton Laboratory after his retirement. |