Various, Gary Puckett & The Union Gap, Billy Paul, Minnie Riperton, Manhattans, Aretha Franklin, Earth, Wind & Fire, Johnny Mathis, Lou Rawls, The Three Degrees, Deniece Williams

Philadelphia Soul

Strings, vibes and a four-on-the-floor hi-hat: the soul record that quietly built the disco floor.

D.C. Go-Go

Percussion that never stops: congas, cowbell and crowd chants holding one groove across a whole night.