Diccionario de argentinismos

Diccionario de argentinismos is an authoritative dictionary of the Spanish language as occurring in Argentina prior to 1911. It was published in 1911 under the auspices of the Comisión Nacional del Centenario (Argentine National Commission on the Centenary) and printed in Buenos Aires by Imprenta de Coni Hermanos (Coni Brothers Press).

Source: Wikipedia — Diccionario de argentinismos (CC BY-SA 4.0)