Columbia subject headings:
Defectors--Soviet Union--Biography.
Lenin, Vladimir Ilʹich, 1870-1924.
Revolutionaries--Soviet Union--Biography.
Solomon, G. A. (Georgiĭ Aleksandrovich), 1868-1934.
Soviet Union--Politics and government--1917-1936.
Ulʹi͡anov family.
Harvard subject headings:
Lenin, Vladimir Ilʹich, 1870-1924
Solomon, G.A. (Georgiĭ Aleksandrovich), -1934.
Soviet Union--Politics and government--1917-1936.
Ulʹi͡anov family.
Princeton subject headings:
Revolutionaries--Russia--Biography.
Russia--History--Nicholas II, 1894-1917.
Solomon, G. A. (Georgiĭ Aleksandrovich), 1868-1934.
Soviet Union--History--1917-1936.