Columbia subject headings:
Harvard subject headings:
Naturalists--Germany--Interviews.
Schmidt, Helmut, 1918-2015--Interviews.
Schmidt, Loki--Interviews.
Statesmen's spouses--Germany--Biography.
Statesmen's spouses--Germany--Interviews.
Teachers--Germany--Interviews.
Princeton subject headings:
Interviews.
Naturalists--Germany--Interviews.
Schmidt, Helmut, 1918 Dec. 23---Interviews.
Schmidt, Loki--Interviews.
Schmidt, Loki.
Statesmen's spouses--Germany--Biography.
Statesmen's spouses--Germany--Interviews.
Teachers--Germany--Interviews.