Columbia subject headings:
Art--Political aspects--Germany--History--20th century.
Germany--Officials and employees--Portraits.
Heisig, Bernhard, 1925-2011.
Portrait painting, German--20th century.
Schmidt, Helmut, 1918-2015.
Harvard subject headings:
Art--Political aspects--Germany--History--20th century.
Germany--Officials and employees--Portraits.
Heisig, Bernhard, 1925-2011--Criticism and interpretation.
Portrait painting, German--20th century.
Schmidt, Helmut, 1918-2015--Portraits.
Princeton subject headings:
Art--Political aspects--Germany--History--20th century.
Germany--Officials and employees--Portraits.
Heisig, Bernhard, 1925-2011.
Portrait painting, German--20th century.
Schmidt, Helmut, 1918-2015.