1803 He is mentioned in John’s will. John gives his place to Henry; David & Jacob so I assume that Henry must be at least 18 years old. (SV-488)
1809 Henry & Polly Summers; Jacob & Christiana Summers sold to David Summers 191 acres. (SV-505)
1809 David & Rebecca Summers; Henry & Polly Summers sold to Jacob Summers 134 acres. Adjoining land of Daniel Hull. (SV-505)