David McQuiddy, Sr. (d.ca. 1793), of Scottish lineage, married Nancy Arnold and immigrated from Antrim County, Ireland to Chester County, Pennsylvania. Descendants and relatives lived in Pennsylvania, Ohio, Illinois, Missouri, Kentucky, Tennessee, Texas and elsewhere. Includes some ancestry in Ireland and Scotland.

This ten-year supplement lists 10,000 titles acquired by the Library of Congress since 1976--this extraordinary number reflecting the phenomenal growth of interest in genealogy since the publication of Roots. An index of secondary names contains about 8,500 entries, and a geographical index lists family locations when mentioned.