Glossy 20 x 16 photo of Joe Greene, Ernie Holmes, Dwight White, and L. C. Greenwood sitting on the sideline, signed in gold ink by all four members of the famed ‘Steel Curtain’ defense. In very fine condition, with a James Spence authentication label affixed to lower right corner. LOA Steve Grad/PSA/DNA, COA James Spence and R&R COA.
