[Maria Montessori in the center, with Hon. Maria de Unterrichter Jervolino, President of the Opera Nazionale Montessori, on the left, and Mario M. Montessori and Hon. Guido Gonella, Minister of Public Education, on the right. The names of the three pupils depicted are written on the back of the photograph: Maria Adele Groff, Fiorenza Groff, and Marinella Ferrari. International Montessori Congress on the theme The Formation of Man in World Reconstruction, Sanremo, 22–29 August 1949] – ONM Archive.

Category: Maria Montessori, Personalities of the Montessori movement