Columbia subject headings:
Lʹvov, N. A. (Nikolaĭ Aleksandrovich), 1751-1803.
Harvard subject headings:
Lʹvov, N. A. (Nikolaĭ Aleksandrovich), 1751-1803
Princeton subject headings:
Lʹvov, N. A. (Nikolaĭ Aleksandrovich), 1751-1803.