Columbia subject headings:
Harvard subject headings:
Estrada, Genaro, 1887-1937--Correspondence.
Gorostiza, José, 1901-1973--Correspondence.
Poets, Mexican--20th century--Correspondence.
Princeton subject headings:
Estrada, Genaro, 1887-1937--Correspondence.
Gorostiza, José, 1901-1973--Correspondence.
Poets, Mexican--20th century--Correspondence.