Letter from Henry Francis Blanford to Philip Lutley Sclater regarding an application from the Prosector's assistant at the Zoological Society of London for the post of Osteologist at the Indian Museum

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

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 the Sunday Opening Joint Deputation to Philip Lutley Sclater regarding the opening of museums, art galleries and libraries on Sundays

Day by day account of work in the ZSL Museum. Divided into Accessions, Anatomy, Preserving Department, Museum, Stores. Written by the Superintendent of the Museum, William Martin. Occasional entries by John Gilbert. Also mentions the work of Alexander Chambers, John Gould and Richard Owen.

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. 

Correspondence between United States Lines and Geoffrey Marr Vevers regarding the transport of animals and museum specimens to Philadelphia on the Russell R. Jones

Letter regarding notes on various lizards and a West African Echis

Correspondence between the British Museum (Natural History) and Sheffield Airey Neave regarding delegates to the Conference on Nature Preservation in Post-War Reconstruction, and a meeting of the Council