Black-and-white photo of a female singer in a feathered costume performing on stage, with the poster text “I’ll Never Forget It You Know…” (BootlegBetty.com).

1972: 13 Real Accounts, 13 Touchstone Songs

New stars went on to become cultural touchstones, including Bette Midler, Roberta Flack, Al Green and Jackson Browne. 13 of…