Columbia subject headings:
Federal government--Argentina--History--Congresses.
Harvard subject headings:
Argentina--Politics and government--Congresses.
Constitutional history--Argentina--Congresses.
Federal government--Argentina--History--Congresses.
López, Estanislao, 1786-1838--Congresses.
Princeton subject headings:
Argentina--Consstitutional history--Congresses.
Argentina--Politics and government--1810---Congresses.
Federal government--Argentina--History--Congresses.