Richmond artist William Ludwell Sheppard (1833-1912) (brother) ;
United States of America
John Cassin (1813-1869) ; Joseph Leidy (1823-1891) ; Henry Christopher McCook (1837-1911) ; James Livingston Thomson (1828-1897) ; George Washington Tryon JR. (1838-1888) & Henry Augustus Pilsbry (1862-1957) ; Thomas Wayland Vaughan (1870-1952) ;
mammal, paleontological, invertebrate, natural, and ornithological drawing ;