What feat is Calvert Vaux credited for ?
Calvert Vaux ( 1824–1895 ) , British - born American architect and landscape designer Richard Vaux ( 1816-1895 ) , an American politician , mayor of Philadelphia , and a member of the U.S. House of Representatives for Pennsylvania Roberts Vaux ( 1786-1836 ) , American lawyer , judge , abolitionist and philanthropist from Philadelphia Baron Vaux of Harrowden , an aristocratic English family Father Roland de Vaux , a French Dominican .