Possible Clues:

• Tenor great
• Tenor, beloved Italian, touring America
• He sang about game like this
• Italian operatic tenor, d. 1921
• Praise singer not half entertaining us -- an opera legend
• An old tenor of faith leaving South Africa
• Enrico --. 1873-1921, Italian tenor
• High flier in trouble heading off to meet old singer
• Performer in the first U.S. public radio broadcast, 1910
• Singer's motor unserviceable and old