Columbia subject headings:
Historians--Portugal--Biography.
Pimenta, Alfredo, 1882-1950--Correspondence.
Salazar, António de Oliveira, 1889-1970--Correspondence.
Harvard subject headings:
Princeton subject headings:
Dictators--Portugal--Correspondence.
Historians--Portugal--Correspondence.
Personal correspondence.
Pimenta, Alfredo, 1882-1950--Correspondence.
Salazar, António de Oliveira, 1889-1970--Correspondence.
Statesmen--Portugal--Correspondence.