Columbia subject headings:
Harvard subject headings:
Argentina--Census, 1895.
Argentina--Emigration and immigration.
Botany--Argentina
Geology--Argentina
Physical geography--Argentina
Zoology--Argentina
Princeton subject headings:
Argentina--Census, 1895.
Argentina--Emigration and immigration.
Botany--Argentina.
Geology--Argentina.
Physical geography--Argentina.
Zoology--Argentina.