De Peyer was born in London and attended Bedales School. He was awarded a scholarship to the
Royal College of Music where he studied clarinet with Frederick Thurston and piano with Arthur Alexander. Towards the end of World War II, when he was aged 18, he joined the Royal Marines Band Service. De Peyer returned to the Royal College of Music after the war and subsequently studied in Paris with Louis Cahuzac.
Mischa Léon (Tenor) (Copenhagen, Denmark 1889 – USA ? April 7, 1926) - His real name was Harry Haurowitz. He studied singing under Jean De Reszke, Devillier and Reinhard. Probably he made his debut in 1918 at the Opéra-Comi...