[The President of the Italian Republic, Hon. Giovanni Gronchi, receives at the Quirinal Palace the Undersecretary of State for Public Education, Hon. Maria de Unterrichter Jervolino, also President of the Opera Nazionale Montessori, together with a delegation of participants in the 11th International Montessori Congress in Rome, 1957] – ONM Archive.

Category: Personalities of the Montessori movement