"Allen Memorial Art Museum , Sofonisba Anguissola. Double Portrait of a Boy and Girl of the Attavanti Family" . "\"Allen Memorial Art Museum , Sofonisba Anguissola. Double Portrait of a Boy and Girl of the Attavanti Family\""@it . "\"Allen Memorial Art Museum , Sofonisba Anguissola. Double Portrait of a Boy and Girl of the Attavanti Family\""@en . .