Columbia subject headings:
Authors, Czech--20th century--Correspondence.
Nezval, Vítězslav, 1900-1958--Correspondence.
Harvard subject headings:
Authors, Czech--20th century--Correspondence.
Nezval, Vítězslav, 1900-1958--Correspondence.
Princeton subject headings:
Authors, Czech--20th century--Correspondence.
Nezval, Vítězslav, 1900-1958--Correspondence.