Letter regarding a shipment of sea water to the River Thames for use in the Aquarium of the Zoological Society of London

Correspondence between the United Kingdom River Plate Conference and Geoffrey Marr Vevers regarding animals bring brought back from the Falkland Islands and South America for the Zoological Society of London

Correspondence between G H Lunam and George Soper Cansdale regarding an offer of a soft shelled turtle (Trionyx triunguis) which was captured in the Oshun River, Western Province, Nigeria

Correspondence between Toronto Zoo and George Soper Cansdale regarding the Lord Chamberlain providing the Zoological Society of London with a pair of King's Swans from the River Thames, which were then sent to Toronto Zoo in exchange for Beavers. Also other exchanges between Toronto Zoo and the Zoological Society of London

Licence No. 28/39/39/35. The Conservators of the River Thames licences the right to abstract water to ZSL. Includes a schedule and plan