SELECT driver FROM table_name_87 WHERE chassis = "bugatti t51" AND entrant = "automobiles ettore bugatti"
CREATE TABLE table_name_87 (driver VARCHAR, chassis VARCHAR, entrant VARCHAR)
ใครคือผู้ขับขี่ เมื่อแชสซีคือ Bugatti T51 และเมื่อผู้เข้าร่วมคือรถยนต์ Ettore Bugatti
Who was the Driver, when the Chassis was Bugatti T51, and when the Entrant was Automobiles Ettore Bugatti?