17th century Saint Nicholas of Bari presents the souls in purgatory to the Virgin and Child Oil on copper, 15.5 x 12 cm Frame 22 x 18.5 cm The oil on copper painting examined depicts Saint Nicholas of Bari presenting the souls in purgatory to the Virgin and Child. Beside them, a servant presents a full tray. The small dimensions of the work under analysis indicate that it was made for private devotion.