Giovanni Battista Salvi da Sassoferrato (after) Sassoferrato ( 1609 - 1685 ) was an Italian painter. Giovanni Battista Salvi da Sassoferrato (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 301.55 USD for Madonna med barnet omgivet af in 2004 to 44274.16 USD for La Vierge en pri√®re in 2017 , based on the size and medium