Letters from Thomas de Grey to Philip Lutley Sclater regarding his expedition down the Rocky Mountains into New Mexico, skeletons of mammals for the Cambridge museum, and a paper on West Indian Microlepidoptera for the Proceedings of the Zoological Society of London
Correspondence with Geoffrey Marr Vevers regarding mammals presented to the Zoological Society of London by dealers
Correspondence between Alan Francis Brooke and Officers of the Zoological Society of London regarding his resignation from the Presidency of the Zoological Society of London, the Annual General Meeting, and a collection of Australian mammals and birds
Correspondence between Copenhagen Zoo and George Soper Cansdale regarding a request for a dozen Ruffs for the Zoological Society of London, the Zoo Directors' Congress, and a consignment of mammals, birds and reptiles from Australia
Correspondence between the Ministry of Agriculture and Geoffrey Marr Vevers regarding licences for the movement of animals to the Sanatorium and Quarantine Stations in the Zoological Gardens, a Vicunuas infected with sarcoptic mange, the importation of dogs and cats, animals shipped by the SS Arakaka, the detention of foxes in the Mammal House, the purchase of African Weaver Finches and Leopard cubs on board the warship Victorious