Columbia subject headings:
Groĭs, Boris--Diaries.
Philosophers--Russia (Federation)--Diaries.
Philosophy--Miscellanea.
Harvard subject headings:
Groĭs, Boris--Diaries.
Philosophers--Soviet Union--Diaries.
Princeton subject headings:
Groĭs, Boris--Diaries.
Philosophers--Russia (Federation)--Diaries.
Philosophy--Miscellanea.
Trivia and miscellanea.