Correspondence: Bertrand Russell Photocopies of documents received by Ben Rogers from The Mills Memorial Library relating to A J Ayer from the Bertrand Russell Collection. Includes: Thirty-five letters, of correspondence between Bertrand Russell and A.J Ayer about various professional discussions, invitations to committee meetings and introductions from Ayer to people interested in meeting Russell (1952-1966) Correspondence relating to Russell acting as a referee for Ayer in his application for Wykeham Professorship of Logic (Dec 1958-Jan 1959) 1952 - 1966