Folk legend Pete Seeger

Updated 8:51 AM ET, Tue January 28, 2014
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Legendary folk singer and political activist Pete Seeger died of natural causes on January 27, his grandson told CNN. He was 94. Pictured, Seeger performs on stage in 1970. David Redfern/Redferns/Getty Images
Seeger, center, performs with his group, the Weavers, at the Blue Angel nightclub in New York, circa 1948. Hulton Archive/Getty Images
Musician Alan Lomax, center, and Seeger sing and play instruments as they practice for a concert in 1959. John Cohen/Getty Images
Seeger, center, appears as a musical guest on the Smothers Brothers Comedy Hour with Tom Smothers, left, and Dick Smothers in 1967. CBS via Getty Images
Seeger appears with Johnny Cash on "The Johnny Cash Show" in 1970. ABC Photo Archives/ABC via Getty Images
Seeger participates in a shoreside festival at the Hudson River in New York in 1978. Ted Spiegel/National Geographic/Getty Images
Seeger, from left, Lee Hays, Ronnie Gilbert and Fred Hellerman rehearse for a reunion concert of the Weavers in 1980. Robert R. McElroy/Getty Images
Seeger poses for a photograph in Beacon, New York, in 1995. Chris Felver/Getty Images
Seeger participates in a protest march in New York City on the eve of the 2004 Republican National Convention. Joe Raedle/Getty Images
Seeger performs with Tao Rodriguez-Seeger, left, and Bruce Springsteen, right, at "We Are One: The Obama Inaugural Celebration At The Lincoln Memorial" in 2009. Kevin Mazur/WireImage/Getty Images
Seeger performs during the 2009 Dorothy and Lillian Gish Prize special outdoor tribute at Hunts Point Riverside Park in New York City in 2009. Joe Kohen/WireImage/Getty Images
Seeger sings with Occupy Wall Street protesters in October 2011 in New York City. Stephanie Keith/AP