Columbia subject headings:
Authors, Russian--20th century--Biography.
Authors, Russian--20th century--Correspondence.
Krymov, I︠U︡riĭ, 1908-1941.
Harvard subject headings:
Authors, Russian--20th century--Biography
Authors, Russian--20th century--Correspondence
Krymov, I︠U︡riĭ, 1908-1941
Princeton subject headings:
Authors, Russian--20th century.
Krymov, I︠U︡riĭ, 1908-1941--Correspondence.
Krymov, I︠U︡riĭ, 1908-1941--Criticism and interpretation.
Krymov, I︠U︡riĭ, 1908-1941--Friends and associates.