Pittsburgh Steelers Steel Curtain autographed 16x20 by Joe Greene Dwight White LC Greenwood Ernie Holmes AW Certificate of Authenticity

Pittsburgh Steelers Steel Curtain autographed 16x20 by Joe Greene Dwight White LC Greenwood Ernie Holmes AW Certificate of Authenticity

**This item comes with a Certificate of Authenticity along with matching tamper-proof holograms from Autograph Warehouse, guaranteeing the authenticity of this hand-signed autograph. Autograph Warehouse stakes its reputation on every item it sells, and authenticity is their number one priority. Each and every autograph is guaranteed for life to be authentic.**