Columbia subject headings:
Lopukhin, I. V. (Ivan Vladimirovich), 1756-1816.
Harvard subject headings:
Judges--Soviet Union--Biography.
Lopukhin, I. V. (Ivan Vladimirovich), 1756-1816
Statesmen--Soviet Union--Biography.
Princeton subject headings:
Freemasons--Russia--Biography.
Lopukhin, I. V. (Ivan Vladimirovich), 1756-1816.
Statesmen--Russia--Biography.