John Johnson Morrill and Sophronia Pool

1. Date inferred from age at death.
2. 1850 US Census, Hartland ME, p. 38.
3. Maine Old Cemetery Association, Maine Old Cemetery Association cemetery inscription project, series one (Augusta, Maine, 1980).
4. Winthrop (Maine). Town Clerk, [Winthrop, Maine] Town and vital records, 1772-1890 (Salt Lake City: Filmed by the Genealogical Society of Utah, 1953).
5. Date inferred from age at death.
6. Maine Old Cemetery Association, Maine Old Cemetery Association cemetery inscription project, series one (Augusta, Maine, 1980).
7. Readfield (Maine). Town Clerk, [Readfield Maine] Town Records, 1791-1891 (Salt Lake City: Filmed by the Genealogical Society of Utah, 1953).
8. Maine Old Cemetery Association, Maine Old Cemetery Association cemetery inscription project, series one (Augusta, Maine, 1980).
9. Readfield (Maine). Town Clerk, [Readfield Maine] Town Records, 1791-1891 (Salt Lake City: Filmed by the Genealogical Society of Utah, 1953).
10. Maine Old Cemetery Association, Maine Old Cemetery Association cemetery inscription project, series one (Augusta, Maine, 1980).
11. Date derived from record of death.
12. Maine Old Cemetery Association cemetery inscription project, series three.