(*) V . Estrada, Derecho Constitucional, pág. 24 y 25. (**) V . Registro Est. de Buenos Aires, años 1858 y 1859, tomo II, pág. 20 y 3, respectivamente.
HISTORIA

DEMOGRÁFICA

DE BUENOS

AIRES.

### Language ###
Spanish

### Assessment ###
The text appears to be about Buenos Aires historical demographics, so a natural query could be about historical population records.

### Query ###
De qué año datan los primeros registros estadísticos porteños

Note: This query is formatted in an original way without using an interrogative pronoun at the start, focusing on the date of early statistical records of Buenos Aires (mentioned as "Registro Est. de Buenos Aires" in the text).
De qué año datan los primeros registros estadísticos porteños

Note: This query is formatted in an original way without using an interrogative pronoun at the start, focusing on the date of early statistical records of Buenos Aires (mentioned as "Registro Est. de Buenos Aires" in the text).