The Numero Group's Eccentric Soul: Omnibus includes 45 seven-inch singles highlighting local soul scenes from around the country. Courtesy of the Numero Group hide caption

itoggle caption Courtesy of the Numero Group

Benjy Melendez (right) founded and led The Ghetto Brothers in the early 1970s. Courtesy of the artist hide caption

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Bill Withers onstage in 1973. Fin Costello/Redferns hide caption

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Carly Rae Jepsen and the cover of Kanye West's latest album, Cruel Summer. Vanessa Heins/Courtesy of Universal Music Group hide caption

itoggle caption Vanessa Heins/Courtesy of Universal Music Group

The Fat Boys in 1990. Left to right: Damon "Kool Rock-Ski" Wimbley, Darren "Buff Love" Robinson and Mark "Prince Markie Dee" Morales. Ebet Roberts/Redferns hide caption

itoggle caption Ebet Roberts/Redferns

Electronic soul artist Jeff Phelps with his synthesizers. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Eccentric Soul: A Red Black Green Production (the cover detail of the album is above) revisits the influence of producer Robert Williams on the 1970s soul scene in Washington, D.C. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Profile Records never meant to get into the rap game, but the label launched the careers of rap groups like Run-D.M.C. Frank Micelotta/Getty Images hide caption

itoggle caption Frank Micelotta/Getty Images