Columbia subject headings:
Ilʹin, I. A. (Ivan Aleksandrovich), 1883-1954.
Philosophers--Russia--Biography.
Harvard subject headings:
Ilʹin, I. A. (Ivan Aleksandrovich), 1883-1954
Ilʹin, I. A. (Ivan Aleksandrovich), 1883-1954--Pictorial works.
Philosophers--Russia--Biography
Philosophers--Soviet Union--Biography
Philosophers--Soviet Union--Biography--Pictorial works.
Princeton subject headings:
Ilʹin, I. A. (Ivan Aleksandrovich), 1883-1954.
Philosophers--Russia--Biography.