Letter from the Sunday Opening Joint Deputation to Philip Lutley Sclater regarding the opening of museums, art galleries and libraries on Sundays
Letter from Sir John Bland Sutton, Pathologist, to Philip Lutley Sclater requesting extra tickets for entry to the Zoological Society of London to perform post mortem inspections
Letter from Cuthbert Edward Swan to Philip Lutley Sclater regarding his ticket for entrance to the Gardens of the Zoological Society of London
Letter from John Frederick Joseph Sykes of Saint Pancras Health Department, to Philip Lutley Sclater regarding the drainage of the Gardens of the Zoological Society of London
Letter from William Henry Sykes to Philip Lutley Sclater regarding the Indian Museum
Letter from Frederick Talbot, Secretary of the South Staffordshire Industrial and Fine Arts Exhibition 1869, to Philip Lutley Sclater requesting assistance to show birds and fish during the exhibition
Letter from William Tallack to Philip Lutley Sclater regarding his visit to the Gardens of the Zoological Society of London
Letter from William Bernhard Tegetmeier to Philip Lutley Sclater to offer a badger to the Zoological Society of London
Letter from Sir James Emerson Tennent to Philip Lutley Sclater regarding the managers of the Central Bank in New York who wished to obtain information respecting the coot