There is a marriage contact 3 Oct 1724 for Wm Gawn + Marjery Mcylrea that names Henry father of Wm + Margt obo her dau Marjery thus a widow at time
There is a will for a Thomas Mylrea dated 21 Aug 1723;sick 'by long continuance of an habitual distemper';wife Margt Mylrea;sis Margt(+ her son John), Margt Quay [? m/o sd John, her son Thos Quay], Dorothy Mylrea;ch Margery + Jony jt exexs; Jony not 'compass mentis' wife + Margery appts;[m Margt Watterson Malew 17020506] so looks as tho can add more + as there was a marr contract there is usually land involved so possibly another 1 or 2 generations can be traced