Letters from Charles Telfaire to Nicholas Aylward Vigors regarding his research on the Dodo, a tortoise from the Seychelles, tortoises of the Amirante Islands and Mombasa, and a Chamaeleon from the north of Madagascar to be presented to the Zoological Society of London
Letters from John Samuel Budgett to Philip Lutley Sclater regarding his research on okapis and expeditions to study polypterus
Letters from George John Romanes to Philip Lutley Sclater regarding research into whether mutilations are ever inherited and Weismann's theory of heredity
Correspondence between Cartwright Farmiloe and Geoffrey Marr Vevers regarding a research apiary
Correspondence between Brian Vesey Fitzgerald and Geoffrey Marr Vevers on feeding bats for a research project on malaria in bats in Palestine
Correspondence between Philip Manson-Bahr and Geoffrey Marr Vevers regarding research into zoology in relation to tropical medicine, a meeting of the Association of Bird Watchers and Wardens at the Zoological Society of London, and paintings of Birds of Paradise
Correspondence between the Yellow Fever Research Institute in Entebbe, Uganda and Geoffrey Marr Vevers regarding a shipment of Monkeys and Red River Hog for the Zoological Society of London
Correspondence between R E Glover and George Soper Cansdale regarding the supply of West African monkeys for research work in England
Minutes of the Zoological Research Committee of the Zoological Society of London
Minutes of the Zoological Research Committee of the Zoological Society of London