When the Steelers' "Steelmark ... didn't specify that he wanted the logo on both sides, the design was created on just one side. Since then, the Pittsburgh outfit has kept up the tradition ...

and they've always changed with the times to mark a moment in history. The Steelers' logo hearkens back to an industrial boom ...

Harris' efficiency has not been great, but he has been a bastion of durability. To this point in his career, Harris has not ...