Columbia subject headings:
Harvard subject headings:
Papathanasopoulos, Thanasēs--Correspondence.
Poets, Greek (Modern)--20th century--Correspondence.
Vaphopoulos, G. Th.--Correspondence.
Princeton subject headings:
Papathanasopoulos, Thanasēs--Correspondence.
Poets, Greek (Modern)--20th century--Correspondence.
Vaphopoulos, G. Th.--Correspondence.