Columbia subject headings:
Rudnev, V. V. (Vadim Viktorovich), 1879-1940--Correspondence.
T︠S︡vetaeva, Marina, 1892-1941--Correspondence.
Harvard subject headings:
Authors, Russian--20th century--Correspondence
Rudnev, V. V. (Vadim Viktorovich), 1879-1940--Correspondence.
T͡Svetaeva, Marina, 1892-1941--Correspondence.
Princeton subject headings: