Columbia subject headings:
Iran--History--Qajar dynasty, 1794-1925.
Iran--Politics and government--19th century.
Pīrāstah, Mahdī.
Statesmen--Iran--Biography.
Harvard subject headings:
Iran--History--Qajar dynasty, 1794-1925.
Iran--Politics and government--19th century.
Pīrāstah, Mahdī.
Statesmen--Iran--Biography.
Princeton subject headings:
Ambassadors--Iran--Biography.
Iran--History--20th century.
Iran--Politics and government--20th century.
Pīrāstah, Mahdī, 1922-
Statesmen--Iran--Biography.