Oxford, University of Manuscript and typescript. Contains letter dated 1897 confirming receipt of Pearson's letter of candidature of the Savilian Professorship of Geometry; a letter dated 1905 asking if Pearson would deliver a lecture at the Summer Meeting, Science Section, on the "Scientific Method of Investigation" (encloses outline of the lecture scheme); and a letter dated 1934 inviting Pearson to deliver the Herbert Spencer Lecture. 1897