Correspondence with Geoffrey Marr Vevers regarding general queries such as specimens of Hedgehogs, Birds of Prey, fencing for Bison, samples of bark, the flea Hectopsylla psittaci, insuring animals, big game hunters, a Llama cart, the well in the Zoological Gardens, cattle guards, the caring of monkeys as pets, a Tree Kangaroo named Minnie, the temperature in the Monkey House, bird life of the Cocos Islands, the bodies of Goldfish, measurements of the eyes of animals, photographs of the Penguin Pool and a broadcast on Children's Hour
Correspondence between R G Readman and Geoffrey Marr Vevers regarding employment at the Zoological Society of London and the transportation of birds to England
Letters from Thomas Mayne Reid to Philip Lutley Sclater regarding his sale of Jacob Sheep and books or papers about British birds
Correspondence between D A Ross and Geoffrey Marr Vevers regarding an offer of birds from Iraq to the Zoological Society of London
Letters from Lionel Walter Rothschild, 2nd Baron Rothschild, to Philip Lutley Sclater regarding an expedition to the Sandwich Islands, papers on birds of the Sandwich Islands, drawings of a Rail, ornithological exhibitions, the sale of a rhinoceros, his drawing of a rhinoceros to be published in the Proceedings of the Zoological Society of London, his Cassowaries at Tring, a transfer of Tragelaphus, Galapagos Tortoises, Eclectus Parrots, Lemurs and Zebras
Correspondence between the Royal Society for the Protection of Birds and Geoffrey Marr Vevers regarding the capture of nestling Blackbirds by the Zoological Society of London for export to a Canadian scientist, the Wild Birds Protection Order for Bedfordshire, Sutherland and Argyllshire
Correspondence between the Royal Society for the Prevention of Cruelty to Animals and Geoffrey Marr Vevers regarding a representative of the RSPCA interviewing Webb and Tanner of the Zoological Society of London about a consignment of animals and birds that arrived at Regent's Park from East Africa
Letters from Edmund Ruppell, a German citizen from Frankfort, giving appreciation for receipt of his diploma as a foreign member of the Zoological Society of London, Proceedings of the Zoological Society of London, comments on his discoveries such as a new variety of Gasteropod, a list of mammals and birds 'our museum wishes to get from England' receipt of the 1934 Proceedings, the first volume of museum catalogue, and his wish to complete the exchange
Correspondence with Peter Scott of The Severn Wildfowl Trust regarding Whoopers for the Princess Royal, a Hawaiian duck, a Black Swan from Sir Winston, an exchange of ducks, methods of preventing birds' flight, Greylag Geese, the Scientific Advisory Committee of The Severn Wildfowl Trust, a Brazilian Teal duck brought by Gerald Durrell, tickets for admission to London Zoo and labels
Correspondence with K C Sen of The Variety of Birds Emporium, regarding shipments of animals to the Zoological Society of London