| Sources |
- [S110] Correspondent: Harris, Jean.
- [S944] Periodical: Ohio Records & Pioneer Families, Volume 20, page 148-159, "Sprague Family Cemeteries, Coal Run, Washington County, Ohio", by Budd L. Sprague, 1969-1976. .
- [S944] Periodical: Ohio Records & Pioneer Families, "In Memory of Nehemiah Sprague, This stone was erected, who departed this life Feb. 2, 1811 in the 42nd of his age.", Volume 20, page 148-159, "Sprague Family Cemeteries, Coal Run, Washington County, Ohio", by Budd L. Sprague, 1969-1976. .
- [S941] Correspondent: Buzby, Lea Simitz, note of November 22nd, 2003.
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