Columbia subject headings:
Habad--History.
Hasidim--Biography.
Hasidism--History.
Schneersohn, Joseph Isaac, 1880-1950--Correspondence.
Schneerson, Chaya Mushka, 1901-1988--Correspondence.
Harvard subject headings:
Habad
Habad--History.
Hasidim--Biography.
Hasidism--History.
Rabbis' spouses--Biography.
Schneersohn, Joseph Isaac, 1880-1950--Correspondence.
Schneerson, Chaya Mushka, 1901-1988
Schneerson, Chaya Mushka, 1901-1988--Correspondence.
Spiritual biography.
Princeton subject headings: