Notes:

https://www.findagrave.com/memorial/25854032/anna-angelica-schaeffer
Find a Grave gives her names as Anna Angelica (Engle) Schaeffer.
Anna Engel Schaeffer, wife of Alexander Schaeffer who established the town of Heidelberg (now Schaefferstown), was the mother of seven children, John, Sabina, Margaret, Anna Maria, Catharine, Henry and Anna Eva Schaeffer.
Inscription "Hier in dieser Gruftte Rues ruhet unter diesem Stein durch Christi Blut von Suenden rein Anna Engel Scheferin gestorben und ruhet hierin den 22ten November 1772; ihres Alters 64; geboren 1708" (Found in "The Early History of Schaefferstown, PA" dated 1898 by Brendle.)
Translation from two different sites on the internet: "Here in these Gruftte Rues rest under this stone by Christi blood of sins purely Anna angel Scheferin died and rest herein the 22ten November 1772; their age 64; born 1708."

Eva married Alexander Schaeffer about 1738. Alexander was born on 08 Jan 1712 in Germany; died on 12 Apr 1786; was buried in Schaefferstown Cemetery, Schaefferstown, Lebanon County, PA. [Group Sheet] [Family Chart]

1. Margaret Schaeffer
2. John Schaeffer was born on 12 Aug 1739 in Lancaster County, PA; died on 07 Sep 1783 in Funkstown, Washington County, MD; was buried in Funkstown Cemetery, Washington County, MD.
3. Sabina Schaeffer was born in 1742; died on 26 Mar 1811; was buried in Tulpehocken Trinity UCC Cemetery, Millardsville, Lebanon County, PA.
4. Anna Maria Schaeffer was born on 19 Feb 1744 in Schaefferstown, Lebanon County, PA; died on 01 Jan 1823 in Campbelltown, Lebanon County, PA; was buried in Salem United Church of Christ Cemetery, Campbelltown, Lebanon County, PA.
5. Catharine Schaeffer was born on 17 Oct 1747 in Schaefferstown, Lebanon County, PA; died on 11 Oct 1825 in Millbach, Lebanon County, PA; was buried in Millbach Cemetery, Millbach, Lebanon County, PA.
6. Johann Heinrich Henry Schaeffer was born on 05 Jul 1749 in Schaefferstown, Lebanon County, PA; died on 12 Oct 1803 in Schaefferstown, Lebanon County, PA; was buried in Schaefferstown Cemetery, Schaefferstown, Lebanon County, PA.