Each month WWNO talks to Richard Campanella about his Cityscapes column in Nola.com | The Times-Picayune . In a chronology exploring how various architectural styles swept the city, Modernism started its chapter in the 1920s. The ideas behind it, however, had roots in the 1800s. Modernism encompasses a wide range of dates and styles, from the Modernist Greek Revival of the Tulane and Broad St. Criminal Courts building, to the Art Deco Lakefront Airport. But use of the style by Axis forces gave