Columbia subject headings:
Gannibal, Abram Petrovich, 1697?-1781.
Pushkin, Aleksandr Sergeevich, 1799-1837--Family.
Harvard subject headings:
Gannibal, Abram Petrovich, 1697?-1781
Pushkin, Aleksandr Sergeevich, 1799-1837--Family.
Princeton subject headings:
Gannibal, Abram Petrovich, 1697?-1781.
Pushkin, Aleksandr Sergeevich, 1799-1837--Ancestry.
Russia--Court and courtiers--Biography.
Russia--History--Peter I, 1689-1725.