Martyrdom of St. Lawrence, 1621, Engraving; second state of two, sheet: 15 3/8 x 10 7/8 in. (39 x 27. 6 cm), Prints, Lucas Vorsterman I (Flemish, Zaltbommel 1595?1675 Antwerp), After Peter Paul Rubens (Flemish, Siegen 1577?1640 Antwerp), Having realized the potential profits to be made from reproductive engravings of his work, Rubens began to engage young printmakers from 1619 onward. Lucas Vorsterman, who had been practicing as an engraver from the age of twelve, was the first engraver to work for Rubens