Juan Ramón González Balcarce briefly replaced Sarratea as governor of Buenos Aires in 1820. This is not Antonio González Balcarce who served as interim Supreme Director of the Provincias Unidas del Río de la Plata in 1816.
Title from caption and beginning of text.
Printer's name from colophon.
Dated and signed at end: Buenos-Ayres à 11 de Marzo de 1820. Juan Ramon Balcarce.