"1969Z"^^ . . "2011Z"^^ . . "1931-09-19Z"^^ . . . . . "2011-01-07Z"^^ . "1931Z"^^ . "Derek Gardner (19 September 1931 in Warwick \u2013 7 January 2011 in Lutterworth) designed advanced transmission systems. He joined Formula One while employed by Harry Ferguson Research, developing four-wheel drive systems for Matra in 1969. He met Ken Tyrrell in 1970 and Tyrrell chose Gardner to design his chassis."@en . "Derek Gardner"@en . . "1976Z"^^ .