Columbia subject headings:
Haxthausen, August, Freiherr von, 1792-1866.
Russia--Politics and government--1855-1881--Sources.
Serfdom--Russia.
Harvard subject headings:
Haxthausen, August, Freiherr von, 1792-1866
Russia--Politics and government--1855-1881--Sources.
Serfdom--Russia.
Serfs--Emancipation--Russia
Princeton subject headings:
Haxthausen, August, Freiherr von, 1792-1866.
Russia--Politics and government--1855-1881--Sources.
Serfs--Emancipation--Russia.