Preserving Gilded Age Grandeur: The Restoration of the Convent of the Sacred Heart’s Landmark Houses. - The Convent of the Sacred Heart School’s restoration brings new life to two of New York City’s most iconic Gilded Age mansions—the Otto Kahn House and the James A. Burden House. Led by CANY and Skyline Restoration, this comprehensive project unites material science, craftsmanship, and historic preservation to conserve the school’s landmark façades, decorative plaster, and