Columbia subject headings:
Artists--Russia (Federation)--Biography.
Werefkin, Marianne, 1860-1938.
Harvard subject headings:
Artists--Russia (Federation)--Biography.
Werefkin, Marianne, 1860-1938--Exhibitions.
Werefkin, Marianne, 1860-1938.
Princeton subject headings:
Artists--Russia (Federation)--Biography.
Werefkin, Marianne, 1860-1938.