William Lewis Barnum, b. 24 Aug 1829 n Newark, Essex County, New Jersey, d. 28 May 1921 in Chicago, Cook County, Illinois, son of Ammon Barnum & Cathrine King Erwin. He married Mary D. Clark on October 18, 1854.
William Milo Barnum, b. 25 Jan 1856 in Lime Rock, Litchfield County, Connecticut, d. 5 Oct 1926 in Manhattan, New York County, New York, son of William Henry Barnum & Charlotte Ann Burrall. He married Anne Theresa Phelps on June 2, 1879 in Hoosick Falls, Rensselaer County, New York.