Obverse: Portrait of Maria Montessori in her later years
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Reverse: A boy and girl doing schoolwork, taken from the painting "Bambini allo Studio" by Armando Spadini (1883-1925)
The fixed-point watermark consists of a chiaroscuro reproduction of the portrait of Montessori and immediately below it, in ligne claire, the "BI" monogram between ornamental motifs.
