Jascha Heifetz, Sir William Walton, Philharmonia Orchestra, William Steinberg, RCA Victor Symphony Orchestra, Alfred Wallenstein & Los Angeles Philharmonic
Albert Sammons, Alfred Cortot, Antal Doráti, Boston Symphony Orchestra, Bronislaw Huberman, Jacques Thibaud, Joseph Szigeti, London Philharmonic Orchestra, Maud Powell, Mischa Elman, Pablo Casals, Sir John Barbirolli, William Murdoch & Yehudi Menuhin