Columbia subject headings:
Leivick, H., 1888-1962--Correspondence.
Strigler, Mordecai, 1921-1998--Correspondence.
Harvard subject headings:
Leivick, H., 1888-1962--Correspondence.
Strigler, Mordecai, 1921-1998--Correspondence.
Princeton subject headings:
Leivick, H., 1888-1962--Correspondence.
Strigler, Mordecai, 1921-1998--Correspondence.