Labels:text | document | handwriting | letter | font | paper | ink | calligraphy | number OCR: Ambrogio de Predis and Leonardo da Vinci Complications with Virgin of the Rocks ca. 1493 Milan, Archivio di Stato di Milano, Autografi, c. 102, fasc. 35 Ambrogio de Predis and Leonardo appeal to Ludovico Sforza, "Il Moro," ruler of Milan, complaining that they have not received full and just payment for their work on the altarpiece for the Confraternity of the Immaculate Conception. They object particularly to an appraisal made of the central panel with the Virgin and Child, according to which the picture is worth only 25 ducats. They claim that instead it is worth 100, and that there are those who would be willing to pay that price for it. for
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