Who has more scope of profession, Boz Burrell or Robert Plant?
Robert Plant Robert Anthony Plant, {'1': ", '2': ", '3': ", '4': "} (born 20 August 1948) is an English singer, songwriter, and musician, best known as the lead singer and lyricist of the rock band Led Zeppelin.
Robert Douglas (horticulturist) Robert Douglas (April 20, 1813 – June 1, 1897) was an English American horticulturalist. Douglas also made contributions as a forestry consultant, working with Frederick Law Olmsted on several projects, including the Biltmore Estate.