Columbia subject headings:
Harvard subject headings:
Bonwetsch family.
Bonwetsch, Bernd, 1940-
Germans--Russia (Federation)--Genealogy.
Germans--Russia (Federation)--History.
Germans--Soviet Union--Genealogy.
Germans--Soviet Union--History
Historians--Germany--Biography
Repatriation--Germany--History--20th century.
Russian Germans--Genealogy.
Princeton subject headings:
Bonwetsch family.
Bonwetsch, Bernd, 1940-
Germans--Russia (Federation)--Genealogy.
Germans--Russia (Federation)--History.
Germans--Soviet Union--Genealogy.
Germans--Soviet Union--History.
Historians--Germany--Biography.
Repatriation--Germany--History--20th century.
Russian Germans--Genealogy.