Genealogical clusters develop when offspring of families marry spouses who are related to them by blood, marriage, social position, or wealth—often continuing for generations of marriages.
I have written about clusters before , I often uncover them while researching the Early New England Families Study Project (ENEF) families as associated groups, rather than only by single lines of descent.
Take for example the family of EDWARD JACKSON (EF),1 on whose ENEF sketch I am currently working. Edward was a post- Great Migration Begins immigrant, arriving in New England in 1642 or 1643 with his first wife, Frances (married in England in 1631) and their four surviving children. Then in 1649, Edward married Elizabeth (Newgate) Oliver, widow of JOHN OLIVER (EF), whom she had married about 1637, and daughter of Great Migration immigrant JOHN NEWGATE (GM 1633). Elizabeth’s sister, Sarah Newgate, married John Oliver’s brother, PETER OLIVER (EF). Edward Jackson had children by both of his wives, and Elizabeth had children by both of her husbands. Continue reading Genealogical Clusters