Charles Holland Duell, b. 13 Apr 1850 in Cortland, Cortland County, New York, d. 29 Jan 1920 in Yonkers, Westchester County, New York, son of Rodolphus Holland Duell & Mary Ledyard Cuyler. He married Harriet Maria Sackett on November 20, 1879 in Syracuse, Onondaga County, New York.
Charles Holland Duell, Jr., b. 2 Feb 1889 in Syracuse, Onondaga County, New York, d. 20 Jun 1954, son of Charles Holland Duell & Harriet Maria Sackett. He married Elsa Lillian Tucker on October 29, 1921 in Meadowbrook, Montgomery County, Pennsylvania.