Columbia subject headings:
Angelis, Pedro de, 1784-1859.
Historians--Argentina--Biography.
Historiography--Argentina--History--19th century.
Harvard subject headings:
Angelis, Pedro de, 1784-1859
Argentina--History--1817-1860
Bibliographers--Argentina--Biography.
Historians--Argentina--Biography.
Journalists--Argentina--Biography
Rosas, Juan Manuel de, 1793-1877
Princeton subject headings: