Sound records of wild animals recorded at the Zoological Gardens, Regent's Park and Whipsnade, with running commentary by Julian Huxley
Letters from G F Westerman, Director of the Zoological Gardens of the Society Natura Artis Magistra in Amsterdam, to Philip Lutley Sclater regarding a payment from the Zoological Society of London and the exchange of animals
Articles of Agreement and correspondence between John Warwick with the Zoological Society of London and the Earl of Derby regarding a voyage to Egypt and Nubia to procure live animals and birds for the Zoological Society of Lonon
Correspondence between James Thompson, Head Keeper at London Zoo, and David William Mitchell regarding the expense to carry out the experiment of rearing mammals and birds in the Hill Country for transmission to Enland, and the transmission of a collection of Himalayan pheasants to the Zoological Society of London
Correspondece between Hubert R Stanton and the Zoological Society of London regarding the supply of animals and a dispute between Stanton and the Society. Also power of attorney from the Zoological Society of London to C S Webb
Letters from Edward Smith Stanley regarding matters concerning the government, problems of the Zoological Society of London, supply and exchange of animals, discussion of descriptions and well-being of animals and the hatching of eggs
Correspondence between the Societe Royal d'Histoire Naturelle de Gand and Philip Lutley Sclater regarding the exchange of animals including a Bubal
Papers relating to the legal case between Sir Garrad Tyrwhitt Drake and the father of a girl who had her finger bitten by a monkey at his Zoo
Correspondence with Sir Malcolm Sargent, President of the Royal Society of the Prevention of Cruelty Against Animals, regarding a visit by an RSPCA Officer to the Gardens of the Zoological Society of London, and his service on the Council
Letters from Osbert Salvin to Philip Lutley Sclater regarding the purchase of animals for the Zoological Society of London and meetings of the Council