Columbia subject headings:
Geologists--Soviet Union--Biography.
Karpinskiĭ, A. P. (Aleksandr Petrovich), 1846-1936.
Harvard subject headings:
Geologists--Russia--Biography.
Geologists--Soviet Union--Biography
Karpinskiĭ, A. P. (Aleksandr Petrovich), 1846-1936.
Princeton subject headings:
Geologists--Soviet Union--Biography.
Karpinskiĭ, A. P. (Aleksandr Petrovich), 1846-1936.