Henri Duvoisin ( 1877 - 1959 ) was a Swiss painter. Henri Duvoisin s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 458.72 USD for La pêche. in 2004 to 1751.98 USD for Le Gramont ,1918 in 2005 , based on the size and medium of the artwork.