Frederick Wayman "Duke" Slater. 6-2, 207 pounds. All-American at the University of Iowa. Seven-time All-Pro NFL tackle. Lawyer. Judge. I gotta say something about Duke Slater here because his career and life warrant so much more recognition, and I hope he gets it this summer, if not earlier. In the late 1920s, Slater was the only Black player in the NFL as a result of owners colluding to bar minorities from the league. That's how good Slater was. The lone Black exception to t