Louis jean Desprez (after) ( 1734 - 1804 ) was a Swiss painter. Louis jean Desprez (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 550 USD for Promotion Médicale in 2008 to 2246.57 USD for Wall at a wall in 2013 , based on the size and medium of the artwork.