Correspondence between Clarence Bartlett, Philip Lutley Sclater and Balmoral Castle regarding the skin and skeleton of a giraffe and the donation of the skin to the Natural History Museum. Also telegrams from Balmoral Castle sending the Queen's condolences on the death of the giraffe and her request that it should be buried

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 Jules Verreaux of the Museum d'Histoire Naturelle, to Philip Lutley Sclater

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. 

Letter from John Humphrys regarding the identification of shells he had though of as Indian origin, and a discussion about his collection

Letter from M Swainson regarding the collection of fish purchased from the Zoological Society of London from the museum of Mr Guilding

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