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

Letters from George Frederick Samuel Robinson, 1st Marquess of Ripon, to Philip Lutley Sclater regarding Japanese deer for sale at the Zoological Society of London, and a deputation of Swazi Chiefs who would like to visit the Gardens of the Zoological Society of London

Letter from Louis Prater to William Ogilby regarding lions, an elephant, and a giraffe available for sale to the Zoological Society of London

Letter from William Martin, Secretary of the Bristol and Clifton Zoological Gardens, to John Barlow regarding a specimen they held of an Active Gibbon which they offered for sale to the Zoological Society of London

Correspondence between the Marine Biological Association and Geoffrey Marr Vevers regarding the sale of fish to the Zoological Society of London

Correspondence with the London Zoological Supply Company regarding price lists of South American animals

List of anatomical material for sale in the store in the Prosectorium of the Zoological Society of London

A ledger containing listings of animals at Belle Vue Zoo, giving date of arrival, supplier, price, species, sex, condition, and disposal (sale/exchange/died/gift/loan). New animals added from 1960-1971, but animals that arrived earlier and were still living in the zoo are listed too, going back to 1938

Letter regarding an order of 4 Pythons, 6 Bengal Monitors and 50 Rhesus Monkeys by the Zoological Society of London

Correspondence between Eunice Kidd, Chairman of the Small Livestock Sales Sub-Committee of the Red Cross Agriculture Fund, and the Zoological Society of London regarding a poultry sale held in the Gardens