Who Am I? #3

[frankbmd]

1. I am unique

2. I was never Jerry's business partner. In fact I never met him.

3. I got my personal best when I was over 40 years old.

4. I had been dead for at least 6 years.

5. I had a team name that had identical names in baseball and football, but I don't remember which one I was on.

6. I played a few games in San Francisco, but was always on the visiting team.

7. I am asymmetric.

8. I played on nine different teams during my twenty year career.