William Kissam Vanderbilt I was an American heir, businessman, philanthropist and horsebreeder. Born into the Vanderbilt family, he managed his family's railroad investments.
Alva Erskine Smith, first wife of William Kissam Vanderbilt
Anne (née Harriman) Sands Rutherfurd, the second wife of William Kissam Vanderbilt, ca. 1915
William K. Vanderbilt House on Fifth Avenue, New York City
Florence Adele Vanderbilt Twombly was an American socialite and heiress. She was a member of the prominent Vanderbilt family. She and her husband Hamilton McKown Twombly built Florham, a gilded age estate in Madison, New Jersey.
Twombly townhouse - 5th Avenue, NYC