Columbia subject headings:
India--Politics and government--1919-1947.
Patel, Vallabhbhai, 1875-1950.
Statesmen--India.
Harvard subject headings:
India--Politics and government--1919-1947.
Patel, Vallabhbhai, 1875-1950. Correspondence.
Princeton subject headings:
India--Politics and government--1919-1947.
Patel, Vallabhbhai, 1875-1950.
Statesmen--India.