Columbia subject headings:
Harvard subject headings:
Nikolaev, Mikhail, 1926-
Orphanages--Soviet Union.
Orphans--Soviet Union--Biography.
Soviet Union--Politics and government--1917-1936.
Princeton subject headings:
Nikolaev, Mikhail, 1926-
Orphanages--Soviet Union.
Orphans--Soviet Union--Biography.
Soviet Union--Politics and government--1917-1936.