The Beach Boys mastermind has been the subject of pop scholarship and major boxed sets, but some corners of his oeuvre remain unreleased.

The family of Brian Wilson, the co-founder of the Beach Boys, announced on June 11 that he passed away at the age of 82. Wilson shaped the Beach Boys ’ timeless sound as the band’s songwriter and co-lead vocalist, from the easygoing surf songs of their early days to the more experimental and still influential 1966 album Pet Sounds.

Brian Wilson is waiting in the driveway of his Mediterranean-style Beverly Hills house, dressed entirely in brown corduroy, bouncing on his toes. “Let’s go!” he says, jumping into the car. “Go down here,