"Douglas Harold Palmer (born October 19, 1951) was the first African-American mayor of Trenton, New Jersey."@en . "Mayor of Trenton, New Jersey" . . . "1990-07-01Z"^^ . "1951Z"^^ . . "2010-06-30Z"^^ . "1951-10-19Z"^^ . "Douglas Harold Palmer"@en . . . "American politician" . . . "Palmer, Douglas"@en .