Columbia subject headings:
Historians--Soviet Union--Biography.
Shchapov, A. P. (Afanasīĭ Prokofʹevich), 1830-1876.
Harvard subject headings:
Historians--Russia (Federation)--Biography
Revolutionaries--Russia (Federation)--Biography.
Shchapov, A. P. (Afanasiĭ Prokofʹevich), 1830-1876.
Princeton subject headings:
Historians--Russia--Biography.
Shchapov, A. P. (Afanasīĭ Prokofʹevich), 1830-1876.