Richard Adkins Mary

Richard Adkins (1717) married Mary "Polly" Thacker (1734)married unknown date, but had a son Joel abt 1770 in Pittsylvania,VA.
Richard is thought to have died in TN.His son Joel married in
Pittsylvania,VA abt 1789 but moved to KY sometime after his marriage.
Does anyone have more info on this couple? Thanks!