Or, Subtitled: A Family Clearly Illustrating the Genetic Tendencies to Twins in Brooks Lines This posting is a continuation of a previous discussion of Margaret Brooks (1772-1857), daughter of Thomas and Margaret (Beaumont/Beamon) Brooks of Frederick and Wythe Counties, Virginia. As the article to which the link points tells you, around 1790, Margaret married Joseph Day (1768-1855), … More Children of Thomas Brooks (abt. 1747 – 1805) and Wife Margaret: Margaret Brooks (1772 – 1857) and Husband Joseph Day (2)