Letter from Fellows proposing the election of Peter Chalmers Mitchell as Secretary of the Zoological Society of London
Letter from the Zoological Society of London to Peter Chalmers Mitchell regarding the functions of a new committee
Letters from Robert A Mitchell to Philip Lutley Sclater regarding committee meetings of the Zoological Society of London and the settlement of his late brother's affairs and a claim by the Zoological Society
Letters from Sir Peter Chalmers Mitchell to Joan Procter regarding a meeting of the Aquarium Committee and Procter's assistance in designing and making models of the rockwork decoration for the tanks
Correspondence between Sir Philip Mitchell and Geoffrey Marr Vevers regarding the offer of two male lions to the Zoological Society of London
Letters from St George Jackson Mivart to Philip Lutley Sclater regarding papers he was writing for the Zoological Society of London, and his resignation from the Council of the Zoological Society
Correspondence with Monica Hersant regarding Zoo Time and membership of the Zoological Society of London