Ghost of the Tight Man: What Happened to Sam Davis
Steelers great Donnie Shell elected to Pro Football Hall of Fame
NFL great Franco Harris dies at 72 - The Iola Register
L.C. Greenwood, 67; part of famed 'Steel Curtain' - The Boston Globe
LC Greenwood, legendary Steelers defensive end, dies at 67
Steelers great L.C. Greenwood passes
Gosselin: Passing of L.C. Greenwood leaves Joe Greene as only remaining member of Pittsburgh's vaunted 'Steel Curtain'
Former Steelers linebacker, NFL Hall of Famer Kevin Greene dies at 58 – WPXI
L.C. Greenwood (1946-2013), Pittsburgh Steelers Legend
A Piece of Mississippi's Football Legacy Gone, L.C. Greenwood Dead at 67 - SuperTalk Mississippi
Asked and Answered: July 11