Columbia subject headings:
Harvard subject headings:
Germany (East). Ministerium für Staatssicherheit--History.
Germany--Politics and government--1933-1945--Sources.
Intelligence officers--Germany (East)--Biography.
Intelligence service--Germany (East)--History.
Internal security--Germany (East)--History.
Nationalsozialistische Deutsche Arbeiter-Partei. Schutzstaffel. Sicherheitsdienst--History.
Secret service--Germany (East)--History
Spies--Germany (East)--Biography.
Princeton subject headings:
Ex-Nazis--Germany (East)--Biography.
Germany (East). Ministerium für Staatssicherheit--Biography.
Nationalsozialistische Deutsche Arbeiter-Partei. Schutzstaffel. Sicherheitsdienst--Biography.
Wedekind, Erwin, 1909-1983.