Columbia subject headings:
Cities and towns--India--History--Congresses.
Extinct cities--Pakistan--Congresses.
Harvard subject headings:
Cities and towns--India--History--Congresses.
Cities and towns--South Asia--History--Congresses.
Extinct cities--Pakistan--Congresses.
Urbanization--South Asia--History--Congresses.
Princeton subject headings:
Cities and towns--South Asia--History.
Urbanization--South Asia--History.