http://en.wikipedia.org/wiki/Merion_Golf_Club
Nice list of champions. Hale not among them. Trevino & Jack traded punches, I think (I'm probably wrong). And Graham I think led pretty much the whole weekend.
The surprise to me is that they went to Brookline in '63(50th) and '88(75th), but not '13(100th).
edit: I see Trevino won in an playoff.