early genealogical researches concerning, 30-32;
pedigree finally established, 32;
origin of family, 33;
various members during middle ages, 34;
on royalist side in English civil war, 34, 36;
character of family, 35;
emigration to Virginia, 35, 36;
career of Washingtons in Maryland, 37;
in Virginia history, 38;
their estates, 39.