#nobility register
- Peerage book — A historical work, official catalog, genealogical register, or record book in which the names, titles, ranks, family trees, and coats of arms of boyar or noble families from a country or region (such as Byzantium, Moldavia, or Wallachia) were systematically recorded. This structural document served as legal proof of ancient lineage privileges and the lawful succession of dignities.
- Peerage book — A graphic and phonetic variant of the term 'arhondologhie'; a historical work, official genealogical register, catalog, or record book in which the names, titles, family trees, administrative ranks, and heraldic coats of arms of boyar or noble families from a country or region (such as Byzantium or the Romanian Principalities) were systematically recorded. This structural document constituted essential legal proof of ancient lineage privileges and the legitimacy of the succession of dignities.