"Authorship attribution, photograph \"National Gallery of Art, Washington , Lotto, Lorenzo. Venetian. Saint Catherine\": National Gallery of Art, Washington"@en . "Attribuzione di autorialità: National Gallery of Art, Washington"@it . . "Attribuzione di autorialità, fotografia \"National Gallery of Art, Washington , Lotto, Lorenzo. Venetian. Saint Catherine\": National Gallery of Art, Washington"@it . . . . "Authorship attribution: National Gallery of Art, Washington"@en . . "timbro" . .