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

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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

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Kanye West and Jay-Z's highly anticipated collaboration made its debut Monday on iTunes. Daniel Boczarski/Getty Images hide caption

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Soul group The Nu Page was one of the few artists who released music on MoWest in its brief history. Courtesy of the artist hide caption

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The new Aretha Franklin compilation Take a Look features the legendary singer's music from her years with Columbia Records. Frank Driggs Collection/Getty Images hide caption

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Chicago salsa band La Solucion performs in the '70s. Courtesy of The Numero Group hide caption

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Motown recording star Tammi Terrell poses for a portrait. Michael Ochs Archives/Getty Images hide caption

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Kanye West's best gets buried under sex, fame and money on the rap icon's highly anticipated new album. Courtesy of Troy Holden hide caption

itoggle caption Courtesy of Troy Holden

A new box set, Syl Johnson: The Complete Mythology, compiles more than 80 recordings from the late 1950s through early 1970s. Courtesy of the artist hide caption

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Common's classic album Resurrection gets the deluxe reissue treatment it deserves. courtesy of the artist hide caption

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M.I.A. Jaime Martinez hide caption

itoggle caption Jaime Martinez