François Victor Cogne ( 1870 - 1945 ) was a French painter. François Victor Cogne s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 51 USD for Buste du Mar√©chal P√©tain. in 2008 to 4490.09 USD for ALORS‚Ķ LA MARNE SE DRESSA ! in 2016 , based on the size and medium of the artwork.