Md a Dorothy according to Morton and this appears to be Dolly Arbogast, a daughter of Michael

WILL executed 2 Jul 1820, Executors are wife Dolly and son Adam. - witnessed by Jonas Lantz, Benjamin Lantz and George Arbogast, probated 1 Aug 1820
Benjamin b aft 1784 and Jonas 1787 are brothers and sons of Joseph Lantz. George Arbogast 1777 is son of Michael Arbogast who died 1812. Because of the mention that Jacob leaves Dolly “shall have all my part of the estate which I got of Michael Arbogast (senier??) deceased as my wife’s legacy”
WILL also names eldest son Isaac Gum, second son Adam Gum; three eldest daughter what he gave them when “they left me” except my daughter Polly that is married William Flesher” he is to pay back $30 to my youngest daughter Nelly. Names son JACOB Gum; mentions property up to mulberry tree to Henry Arbogast (another son of Michael) Also names son Jefoe JESSE?? Names daughter SARAH