Letters from J B Harvey providing a list of specimens of fish and shells that he collected. He appreciates his election as corresponding member of the Zoological Society of London and encloses varieties of concology from Devonshire. He encloses a few more specimens and expects to commence dredging shortly. He asks for information as to the best means for preservation

Memorandum of agreement between Hugh Cuming and the Zoological Society of London for his collection of shells. Also one letter to Philip Lutley Sclater regarding the agreement

Letters from Wilhelm von Nathusius to Philip Lutley Sclater regarding preparations of shells, samples of hair from wild assess, and papers

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

Letter from Hugh Cuming to Edward Turner Bennett, apologising for being unable to meet him with a portion of his shells

Letters from Sir Richard Owen to Philip Lutley Sclater on subjects such as plates of the Dodo, papers on bird bones, notes on the dissection of a penguin, cetacean drawings, chambered shells, drawings of birds from Madras, photographs of harpagornis and his papers on diornis

Letters from George Brettingham Sowerby to Philip Lutley Sclater regarding descriptions of new shells, a request to use two plates and a valuation of Mr Cummings' collection of shells

Letter from Sir Compton Mackenzie to Joan Procter regarding shipments of shells he sent to her