Letters from George Robert Gray regarding drawings by T Mitchelli, the subscription of a Mr Holmes, and a paper for publication in the Proceedings of the Zoological Society of London
Letters from John Edward Gray regarding John Gould's collection of birds and his subscription to the Zoological Society of London
Correspondence with Dr Raymond Greene, a director of Heinemann's medical books, regarding a book on 'Diseases Common to Man and his Pets' and a request to approach Oliver Graham-Jones
Letters from John Edward Grey of the British Museum to Philip Lutley Sclater regarding the key to the gardens of the Zoological Society of London, a paper on tortoises, specimens of a monkey and lemur to be exhibited at a meeting, the death of a gorilla, meetings of the Council, and reports of the Proceedings of the Zoological Society of London
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 Grindlay and Co to Philip Lutley Sclater regarding the transport of animals and birds from Calcutta
Letters from John Gritton of the Lord's Day Observance Society to Philip Lutley Sclater regarding a memorial of the committee of the Society for promoting the due observance of the Lord's Day
Letters from Arthur Grote to Philip Lutley Sclater regarding a shipment of birds
Correspondence regarding African wildlife conservation and Leopoldville Zoo
Letters from George Gulliver to Philip Lutley Sclater regarding his papers and the anatomy of the Hornbill