Condos Stack Up in Downtown Manhattan

``Larry Silverstein, the chairman of Silverstein Properties, which is building 30 Park Place, said it was priced close to the average contract price a square foot last year, at 56 Leonard St. That modernist tower is about eight blocks north, closer to the center of TriBeCa. At 56 Leonard, prices averaged $3,300 a square foot, according to Corcoran Sunshine Marking Group, including a top-floor penthouse that is in contract for $47 million. "It sold like hot cakes," said Mr. Silverstein''