David Erskine
David was born about 1672.  He died on October 14th, 1745.

 Frances Fairfax
Frances was born about 1675.  She died on July 31st, 1719.

 Henry David Erskine
Henry David was born on April 17th, 1710.  He died at the age of 57 on December 1st, 1767.