Joseph Frederick Stillman was listed in the National Cyclopedia of American Biography
Joseph Frederick Stillman was a sugar refiner, industrial plant designer and railroad trustee

George Schley Stillman
Born: 13 Dec 1879
Place: Boston, MA
Died: 15 Mar 1907
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Married: Estelle Barbour
Born: circa 1881
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Date Married: 1907

Alfred Stillman
Born: 1 Apr 1881
Place: Boston, MA
Died: 8 Apr 1974
Place: New York, NY
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Walter Negley Stillman
Born: 6 Feb 1883
Place: Brookline, MA
Died: 6 Jan 1956
Place: New York, NY
Married: Constance Pratt
Born: 25 Sep 1884
Place: New York, NY
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Date Married: 2 Nov 1910

Ruth Stillman
Born: 4 Nov 1884
Place: Boston, MA
Died: 23 Feb 1980
Place: New York, NY
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Eliza Schley Stillman
Born: 5 Sep 1890
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Lived: 1987
Place: New York, NY
Married: Henry Martin Polhemus
Born: circa 1888
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Date Married: 2 Jul 1922

Mildred Stillman
Born: 2 Aug 1887
Place: Boston, MA
Died: 2 Feb 1981
Place: New Milford, CT
Married: Charles Gordon Hutchinson
Born: circa 1885
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Date Married: 4 Jun 1923

Joseph Frederick Stillman, Jr.
Born: 15 Apr 1892
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Died: 23 Feb 1918
Place: England