Columbia subject headings:
Aristocracy (Social class)--Spain--Medina Sidonia--History.
Guzman family.
Guzman, Alfonso Perez de, 1256-1309.
Medina Sidonia, Alonso Pérez de Guzmán, duque de, 1550-1619.
Nobility--Spain--Seville (Spain : Province)--Biography.
Nobility--Spain--Seville (Spain : Province)--History.
Harvard subject headings:
Biblioteca Nacional (Spain). Manuscript. 17909.
Medina Sidonia, Dukes of--History.
Nobility--Spain--Andalusia--History--Sources.
Nobility--Spain--Andalusia--History.
Private libraries--Spain--Seville--History--16th century.
Princeton subject headings:
Aristocracy (Social class)--Spain--Medina Sidonia--History.
Guzman family.
Guzman, Alfonso Perez de, 1256-1309.
Medina Sidonia, Alonso Pérez de Guzmán, duque de, 1550-1619.
Nobility--Spain--Seville (Spain : Province)--Biography.
Nobility--Spain--Seville (Spain : Province)--History.