"Giulio Bonasone (c. 1498 – after 1574) (or Giulio de Antonio Buonasone or Julio Bonoso) was an Italian painter and engraver born in Bologna. He possibly ...
studied painting under Lorenzo Sabbatini, and painted a Purgatory for the church of San Stefano, but all his paintings have been lost. He is better known as an engraver and is believed to have trained with Marcantonio Raimondi. He worked mainly in Mantua, Rome and Venice and with great success, producing etchings and engravings after the old masters and his own designs. He signed his plates B., I.B., Julio Bonaso, Julio Bonasone, Juli Bonasonis, Julio Bolognese Bonahso." - (en.wikipedia.org 10.06.2021)