Letters from John Hanning Speke to Philip Lutley Sclater regarding animals found in Tibet
Letters from Henry Edward John Stanley, 3rd Baron of Alderly, to Philip Lutley Sclater regarding the wool of mouflon lambs and bulls from the Zoological Society of London
Letters from George O Starr to Philip Lutley Sclater regarding a pair of yaks sent by the Zoological Society of London for The Barnum and Bailey Greatest Show on Earth
Letters from Sir Francis Cowley Burnand to Philip Lutley Sclater regarding admission to the Zoological Society of London, also one admission ticket
Letters from Arthur Gardiner Butler to Philip Lutley Sclater regarding attendance at committee meetings and illustrations for publications
Copies of letters regarding the drainage system of the gardens of the Zoological Society into Regent's Canal, with accompanying map
Letters from Sir Lawrence Alma Tadema regarding an unmounted lion's skin and a letter in support of an artist being allowed to study in the Zoological Gardens
Letters from Jacques Louis Raoul Duval Eprémesnil to Philip Lutley Sclater
Letters from Elizabeth Matilda Dickens to Philip Lutley Sclater regarding tickets for the gardens of the Zoological Society of London
Letters from Rudolph Effeldt to Philip Lutley Sclater