historical significance. Among his findings were that the mansion “retains its historic integrity, location, design, setting, materials, workmanship, feeling, and association” (with William Chapman Ralston from 1864 to 1875). One of the first palatial homes on the peninsula, it is also noted for its architecture. References External links Ralston Hall Notre Dame de Namur University Houses on the National Register of Historic Places in California History of San Mateo County, California Houses in San Mateo County, California National Historic Landmarks in the San Francisco Bay Area Houses completed in 1867 Notre Dame de Namur University Italianate architecture in California Victorian architecture in California National Register of Historic Places in San Mateo County, California Villas in the United States 1867 establishments in California Gilded Age mansions