Columbia subject headings:
Iqbal, Muhammad, Sir, 1877-1938. Correspondence.
Shād, Kishan Parshād, Sir, 1868 or 1869-1939. Correspondence.
Harvard subject headings:
Iqbal, Muhammad, Sir, 1877-1938--Correspondence.
Shād, Kishan Parshād, Sir, 1868 or 1869-1939--Correspondence.
Princeton subject headings: