- Born July 5, 1885 in Providence, Providence County, Rhode Island.
- Parents were MORTIMER HALL HARTWELL and JANE ANTHONY MOWRY.
- Graduated from Yale University in 1907.
- Married BARBARA BARTLETT on November 6, 1919. Barbara was born September 5, 1892.
- Died March 30, 1957 in Portland, Multnomah County, Oregon.
The Hartwells of America..., by Lyman Willard Densmore, Hartwell & Lorenzen, Saginaw MI, 1956. Page 152