Letter from Edward Greenaway to Nicholas Aylward Vigors regarding the opening of the gardens of the Zoological Society of London on Good Friday when other exhibitions in London were closed
Letter from William Pryor to Nicholas Aylward Vigors regarding a request to add labels to a great portion of the animals at the Zoological Society of London
Letter from Abraham Dee Bartlett to David William Mitchell regarding the weight of the flesh, bones, skin and organs of an elephant
Copy of a letter from Earl Charles John Canning to Colonel Phipps regarding birds in Calcutta and an expedition by an agent of the Zoological Society of London
Letter from Sir George Cornewall Lewis to David William Mitchell regarding the Treasury not being prepared to purchase the collection of the Museum of the Zoological Society of London
Letter from the Societe Royal d'Histoire Naturelle de Gand to David William Mitchell regarding the payment for delivery of animals
List of prices from Stock and Son for crown, sheet and patent plate glass
Letter from William B Carpenter to Philip Lutley Sclater regarding the projected line of railway along the course of Regent's Canal
Letter from William Willoughby Cole to Philip Lutley Sclater regarding a man in his neighbourhood who had a live marten cat which could be sent to the Zoological Society of London
Letter from Croizet bird dealers to Philip Lutley Sclater