Genealogy of European Sovereigns

Sir,—Perhaps the following books will be of service to your correspondent Q.X.Z., viz.:— "A Genealogical History of the present Royal Families of Europe, the Stadtholders of the United States, and the Succession of the Popes from the 15th century, &c. &c., by the Rev. Mark Noble." London, 1781. "Historical and Genealogical, Chronological, and Geographical Atlas, exhibiting all the Royal families in Europe, their origin, Descent, &c., by M. Le Sage." London, 1813. "Complete Genealogical, Historical, Chronological, and Geographical Atlas, &c., by C.V. Lavoisne." Philadelphia, 1821.