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 between Sir Sidney Frederick Harmer and Joan Procter regarding Procter's remuneration and the Natural History Museum, articles in the press about Procter, a joint paper published by Procter and Dr Malcolm Smith, and Procter leaving the Natural History Museum

Lists specimens in the Museum, with an arrival date, whether stuffed or in spirit, country, how obtained, and occasionally who deposited them. Arrival dates are from 1827-1840. Split into three groups of animals. Some specimens are from Sir Stamford Raffles' Sumatran collection. 

Letters from William Saville Kent of the Museum and Institute of Pisciculture Society Limited, to Philip Lutley Sclater regarding the establishment of a marine observatory and laboratory in connection with the Brighton Aquarium, his appointment as Inspector of Fisheries to the Government of Tasmania, his application to become a Fellow of the Zoological Society of London, his inspection of the fish house, enquiries about the vacant post of Prosector, and a proposed British Zoological Station for the study of marine animals and plats with relation to the advancement of the sciences of biology and economic pisciculture

Letter from Sir George Cornewall Lewis to David William Mitchell regarding the Treasury not being prepared to purchase the collection of the Museum of the Zoological Society of London

Letter from Arthur Loveridge of the Museum of Comparative Zoology at Harvard University, to Joan Procter regarding a shipment of reptiles for London Zoo

Letter from Magrath regarding plans of a museum. He remarks that they are less expensive than Anglesea or the Duke of Buckingham's House

Letter from W Masters to Joseph Sabine at Bruton Street regarding a present received by Canterbury Museum from S R Lushington, recently returned from India, comprising of 2 Hunt Leopards, 1 Royal Tiger and 2 Black Monkeys. They are currently in the West Indies Docks. The Museum has no facilities for handling them and asks to send for the animals to Regent's Park

Correspondence between Pat Maxwell and George Soper Cansdale regarding sending dead snakes to the Royal Albert Memorial Museum at Exeter

Minutes also mention the work of William Martin, John Gould, George Waterhouse and Louis Fraser.