The architects Cross & Cross shaped the streetscape and skyline of New York City in the 1920s and 1930s with Upper East Side townhouses and apartment buildings, the RCA Victor Building, and Tiffany's flagship store on 57th Street. Working through a period of American history that saw dramatic change, from luxurious apartment buildings during the economic boom of the 1920s, to federal commissions during the Depression, the brothers John and Eliot Cross...