Jim,
If "Philly" includes Lancaster County, I think Lancaster CC is better than the 'Mink. But they're both excellent.
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By the way, if you're a resident of VA, DC, or MD - you can get into the PGA Tour event for free:
"Thank you for your support of the 2009 AT&T National!
To express our gratitude to the local Washington, D.C. community, we are offering all Maryland, Virginia, and Washington D.C. residents free admission to the 2010 AT&T National at Aronimink Golf Club! Simply present a valid Maryland, Virginia or D.C. driver’s license at the gate to receive your Daily Gallery Pass for FREE! "
(Just be sure to get reserved parking - the unreserved parking is in Oaks, PA, and is about 15 miles from the club)