Columbia subject headings:
Fetting, Rainer, 1949---Exhibitions.
Prime ministers--Germany--Portraits--Exhibitions.
Schmidt, Helmut, 1918-2015--Portraits--Exhibitions.
Harvard subject headings:
Fetting, Rainer, 1949---Exhibitions.
Prime ministers--Germany--Portraits--Exhibitions.
Schmidt, Helmut, 1918-2015--Portraits--Exhibitions.
Princeton subject headings: