Michele Gordigiani, “Cornelia Ward Hall and Her Children,” (Detail), 1880 - Museum of the City of New York It's my second time visiting this gem of a show, which lets you glimpse into the lives of wealthy New Yorkers in the late 19th century. A time of opulence, staggering wealth, Fifth Avenue mansions, lavish parties & balls, designer gowns, the finest interiors and objet d'art - and exquisite jewelry. This ongoing exhibit at the Museum of the City of New York, is a must see for New Yorkers…