"List of the Specimens of Mammalia in the Collection of the British Museum.", 1843. Copy signed by Hodgson. Not annotated. "List of the Specimens of Birds in the Collection of the British Museum. Part I - Accipitres.", 1844. Copy signed by Hodgson. Not annotated. "Catalogue of the Specimens of Mammalia in the Collection of the British Museum. Part III. Ungulata furcipeda.", 1852. Copy annotated by Hodgson. "Catalogue of the Specimens and Drawings of Mammals, Birds, Reptiles, and Fishes of Nepal and Tibet, presented by B.H. Hodgson, Esq., to the British Museum. Second Edition.", 1863. Three copies annotated by Hodgson.

Letter from Edgar Chatterton to Philip Lutley Sclater regarding no longer being able to view the animals behind the cages following reports in the newspapers about the way in which the reptiles were being fed in the reptile house

Letter from John Colam of the Royal Society for the Prevention of Cruelty to Animals, to Philip Lutley Sclater regarding the serpent feeding in the reptile house being a healthy amusement for children and young persons

Letters from Henry Scherren to Philip Lutley Sclater regarding corrections to the proof of 'Region' and the banning of members of the public during feeding time in the Reptile House

Letter from Alfred Thomas Williams to Philip Lutley Sclater regarding the feeding of live animals to reptiles at the Gardens of the Zoological Society of London