Died April 2, 1928 in Cambridge, Middlesex County, Massachusetts.
Buried in Mount Auburn Cemetery, Cambridge, Middlesex County, Massachusetts.
Son of William Trost Richards and Anna Matlack.
Married Miriam Stuart Thayer in 1896.
Children: Grace, Greenough Thayer and William Theodore.
Theodore was a Chemistry professor and the first American to win the Nobel Prize in Chemistry.