*NO SHOWINGS APRIL 10-15* *NO FLIP TAX*. This exquisite 7-room duplex within a 1901 limestone mansion designed by Carrère and Hastings epitomizes Manhattan sophistication and early 20th-century elegance evoking the charm of an 1880s London townhouse. A private elevator opens directly into residence 2A, a stunning duplex at approximately 1,710 SF defined by two arched French windows adorned with...