Columbia subject headings:
Sculptors--Russia (Federation)--Biography.
Sculptors--Russia (Federation)--Correspondence.
Shadr, Ivan Dmitrievich, 1887-1941.
Harvard subject headings:
Sculptors--Russia (Federation)--Biography
Sculptors--Russia (Federation)--Correspondence.
Shadr, Ivan Dmitrievich, 1887-1941.
Princeton subject headings: