It has the Scott McClintock label, from the line by Jessica McClintock that was named for her son:
(What is now known once again as The Cary House was named the Raffle's Hotel when owned by the Raffetto family. I discovered just now on their website that the Cary House Hotel first opened 157 years ago yesterday!)
I love the lace bodice on this dress:
I think Penny looks rather elegant today - just perfect for, perhaps, stepping back in time for a visit to a historic hotel!