Columbia subject headings:
Briceño-Iragorry, Mario, 1897-1958--Correspondence.
Harvard subject headings:
Briceño-Iragorry, Mario, 1897-1958--Correspondence.
Statesmen--Venezuela--Correspondence.
Venezuela--Politics and government--1935-1958.
Princeton subject headings:
Briceño-Iragorry, Mario, 1897-1958--Correspondence.