Possible Clues:

• Opera singer Caruso
• Baritone in Donizetti's 'Lucia di Lammermoor'
• Physics Nobelist Fermi
• . . . . . . Caruso (tenor)
• Met legend Caruso
• - - Caruso, Italian operatic tenor 1873-1921
• He was awarded a Lifetime Achievement Grammy the same year as Arturo
• Lucia's brother in 'Lucia di Lammermoor'
• Italian dancer ___ Cecchetti
• Italian Henry like Caruso