License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Pietro Santi Bartoli. Plate 10: Three figures at left and two figures running at right, after a lost fresco in the basamento of Bay 9 in the Vatican Loggia, 1650–77. The Metropolitan Museum of Art.