Records genealogical information in the form of pedigrees starting in the mid-18th century. Pedigrees start with the grandparents of the principal person, and contain notices of all descendants of their name, often covering five generations. A significant amount of genealogical and biographical information is given for each person. Lavishly illustrated with portraits, silhouettes, signatures, and coats of arms. Volume 16 lists pedigrees: Abel, Allix, Bazely, Bingham, Boothby, Bradford, Byron, Carter, Codrington, Collyer, Comber, Cormick, Cunliffe, Darell, Devonshire (Duke of), Everett, Fellowes, Ferard, Freshfield, Grellier, Hamilton, Hind, Leigh, Lowe (with Hill-Lowe), Moore, Newman, Penny, Porter, Preston, Prideaux, Rawson, Rosebery (Earl of), Spooner, Stacey, Strode, Walsingham, Wilberforce, Woollcombe-Boyce.