. . . . . "Fotografia \"National Gallery of Art, Washington , Double Portrait (Giovanni Borgherini and his Tutor). Circle of Giorgione\", positivo - esemplare"@it . . "Photograph \"National Gallery of Art, Washington , Double Portrait (Giovanni Borgherini and his Tutor). Circle of Giorgione\", positive - exemplar"@en . . . . . "1" .