A former fighter pilot in World War I, Segrave went on to become Britain's top motor racing driver of his era.Ê He was the first Brit to win a Grand Prix in a British car, winning the French and Spanish Grand's Prix in a Sunbeam.Ê He later went on to set the world land speed record, but was later killed setting the world water speed record.ÊVintage fountain pen signature, “H. Segrave, 231 mph, Daytona, U. S. A.,” on an off-white 7 x 6 album page, dated March 11, 1929. In fine condition. R&R COA.