Columbia subject headings:
Argentina--Emigration and immigration--History--20th century.
Galicia (Spain : Region)--Emigration and immigration--History--20th century.
Galicians (Spain)--Argentina--Correspondence.
Galicians (Spain)--Argentina.
Harvard subject headings:
Argentina--Emigration and immigration--History.
Galicia (Spain : Region)--Emigration and immigration--History.
Galicians (Spain)--Argentina--Correspondence.
Galicians (Spain)--Argentina--History.
Princeton subject headings:
Argentina--Emigration and immigration--History.
Galicia (Spain : Region)--Emigration and immigration--History.
Galicians (Spain)--Argentina--Correspondence.
Galicians (Spain)--Argentina--History.