A visitor looks the Italian artist Piero della Francesca's paintings on the occasion of the inauguration of the exhibit "Piero della Francesca. Il Polittico Agostiniano riunito" (Piero della Francesca. The Augustinian Polyptych reunited) at Milan's Poldi Pezzoli museum, Italy, Tuesday, March 19, 2024. The Augustinian altarpiece originally comprised 30 sections in a polyptych, was dismantled after the Augustinians moved churches and eventually sold off. Only eight of the sections remain as individual paintings owned by museums in New York, Washington, D.C., London, Milan and Lisbon, Portugal. (AP Photo/Antonio Calanni)
Chief Curator of the Isabella Stewart Gardner Museum Nathaniel Silver poses next to the Italian artist Piero della Francesca's St. John the Evangelist painting on the occasion of the inauguration of the exhibit "Piero della Francesca. Il Polittico Agostiniano riunito" (Piero della Francesca. The Augustinian Polyptych reunited) at Milan's Poldi Pezzoli museum, Italy, Tuesday, March 19, 2024. The Augustinian altarpiece originally comprised 30 sections in a polyptych, was dismantled after the Augustinians moved churches and eventually sold off. Only eight of the sections remain as individual paintings owned by museums in New York, Washington, D.C., London, Milan and Lisbon, Portugal. (AP Photo/Antonio Calanni)
The exhibition curator Machtelt Bruggen Israels poses next to Italian artist Piero della Francesca's paintings on the occasion of the inauguration of the exhibit "Piero della Francesca. Il Polittico Agostiniano riunito" (Piero della Francesca. The Augustinian Polyptych reunited) at Milan's Poldi Pezzoli museum, Italy, Tuesday, March 19, 2024. The Augustinian altarpiece originally comprised 30 sections in a polyptych, was dismantled after the Augustinians moved churches and eventually sold off. Only eight of the sections remain as individual paintings owned by museums in New York, Washington, D.C., London, Milan and Lisbon, Portugal. (AP Photo/Antonio Calanni)
A view of the Piero della Francesca's St. Monica painting on the occasion of the inauguration of the exhibit "Piero della Francesca. Il Polittico Agostiniano riunito" (Piero della Francesca. The Augustinian Polyptych reunited) at Milan's Poldi Pezzoli museum, Italy, Tuesday, March 19, 2024. The Augustinian altarpiece originally comprised 30 sections in a polyptych, was dismantled after the Augustinians moved churches and eventually sold off. Only eight of the sections remain as individual paintings owned by museums in New York, Washington, D.C., London, Milan and Lisbon, Portugal. (AP Photo/Antonio Calanni)
A view of the Italian artist Piero della Francesca's paintings on the occasion of the inauguration of the exhibit "Piero della Francesca. Il Polittico Agostiniano riunito" (Piero della Francesca. The Augustinian Polyptych reunited) at Milan's Poldi Pezzoli museum, Italy, Tuesday, March 19, 2024. The Augustinian altarpiece originally comprised 30 sections in a polyptych, was dismantled after the Augustinians moved churches and eventually sold off. Only eight of the sections remain as individual paintings owned by museums in New York, Washington, D.C., London, Milan and Lisbon, Portugal. (AP Photo/Antonio Calanni)
A view of the Italian artist Piero della Francesca's St. John the Evangelist painting on the occasion of the inauguration of the exhibit "Piero della Francesca. Il Polittico Agostiniano riunito" (Piero della Francesca. The Augustinian Polyptych reunited) at Milan's Poldi Pezzoli museum, Italy, Tuesday, March 19, 2024. The Augustinian altarpiece originally comprised 30 sections in a polyptych, was dismantled after the Augustinians moved churches and eventually sold off. Only eight of the sections remain as individual paintings owned by museums in New York, Washington, D.C., London, Milan and Lisbon, Portugal. (AP Photo/Antonio Calanni)
A visitor looks the Italian artist Piero della Francesca's St. Michael the Archangel paintings on the occasion of the inauguration of the exhibit "Piero della Francesca. Il Polittico Agostiniano riunito" (Piero della Francesca. The Augustinian Polyptych reunited) at Milan's Poldi Pezzoli museum, Italy, Tuesday, March 19, 2024. The Augustinian altarpiece originally comprised 30 sections in a polyptych, was dismantled after the Augustinians moved churches and eventually sold off. Only eight of the sections remain as individual paintings owned by museums in New York, Washington, D.C., London, Milan and Lisbon, Portugal. (AP Photo/Antonio Calanni)
A view of the Italian artist Piero della Francesca's St. John the Evangelist painting on the occasion of the inauguration of the exhibit "Piero della Francesca. Il Polittico Agostiniano riunito" (Piero della Francesca. The Augustinian Polyptych reunited) at Milan's Poldi Pezzoli museum, Italy, Tuesday, March 19, 2024. The Augustinian altarpiece originally comprised 30 sections in a polyptych, was dismantled after the Augustinians moved churches and eventually sold off. Only eight of the sections remain as individual paintings owned by museums in New York, Washington, D.C., London, Milan and Lisbon, Portugal. (AP Photo/Antonio Calanni)
A cameraman films the Italian artist Piero della Francesca's St. John the Evangelist painting on the occasion of the inauguration of the exhibit "Piero della Francesca. Il Polittico Agostiniano riunito" (Piero della Francesca. The Augustinian Polyptych reunited) at Milan's Poldi Pezzoli museum, Italy, Tuesday, March 19, 2024. The Augustinian altarpiece originally comprised 30 sections in a polyptych, was dismantled after the Augustinians moved churches and eventually sold off. Only eight of the sections remain as individual paintings owned by museums in New York, Washington, D.C., London, Milan and Lisbon, Portugal. (AP Photo/Antonio Calanni)