Columbia subject headings:
Harvard subject headings:
America--Discovery and exploration--Spanish--Archival resources--Congresses.
America--Discovery and exploration--Spanish--Sources--Congresses.
Latin America--History--To 1830--Archival resources--Congresses.
Latin America--History--To 1830--Sources--Congresses.
Princeton subject headings:
America--Discovery and exploration--Spanish--Archival resources--Congresses.
America--Discovery and exploration--Spanish--Sources--Congresses.
Latin America--History--To 1830--Archival resources--Congresses.
Latin America--History--To 1830--Sources--Congresses.