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 Cartwright Farmiloe and Geoffrey Marr Vevers regarding a research apiary

Correspondence between James Fisher and Geoffrey Marr Vevers regarding research into raven, crows, rooks and jackdaws

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 with Geoffrey Marr Vevers regarding medical and veterinary supplies such as microscopes and syringes. Also a letter from the Directorate of Medical Supplies at the Ministry of Supply regarding research into a vaccine for Scrub Typhus and a request for Ostrich Eggs.

Letters from Henry Walter Bates to Philip Lutley Sclater regarding his research and animals collected by Paul Du Chaillu

Letters from John Samuel Budgett to Philip Lutley Sclater regarding his research on okapis and expeditions to study polypterus

Letters from Robert Oliver Cunningham to Philip Lutley Sclater regarding his research and other papers

Letters from George John Romanes to Philip Lutley Sclater regarding research into whether mutilations are ever inherited and Weismann's theory of heredity