Orestes and Pylades; with hands tied behind their backs; are led by a satellite of the sea king to be purified by the priestess Iphigenes. Her statue is on the table with two vases; and her two ministers attend to the sacred lamp and other sacred instruments. Copperplate engraved by Tommaso Piroli from his own 鈥楢ntichita di Ercolano' (Antiquities of Herculaneum); Rome; 1789. Italian artist and engraver Piroli (1752-1824) published six volumes between 1789 and 1807 documenting the murals and bronzes found in Heraculaneum and Pompeii.