Columbia subject headings:
Mintrop, Theodor, 1814-1870--Exhibitions.
Harvard subject headings:
Mintrop, Theodor, 1814-1870--Criticism and interpretation.
Mintrop, Theodor, 1814-1870--Exhibitions.
Princeton subject headings:
Mintrop, Theodor, 1814-1870--Criticism and interpretation.
Mintrop, Theodor, 1814-1870--Exhibitions.