The present picture is a study for one of the three large canvasses executed to decorate the Helen and Paris Room in the Villa Borghese, Rome, completed in 1784 and now in the Museo di Roma (see the catalogue of the exhibition, Il Settecento a Roma, Palazzo delle Esposizioni, Rome, 1959, p. 128, no. 294, pl. 61; S. Rudolph , La pittura del '700 a Roma, Milan, 1983, pl. 339)