Joseph Nicolas Robert Fleury ( 1797 - 1890 ) was a French painter. Joseph Nicolas Robert Fleury s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 442.11 USD for PORTRAIT D'ANATOLE JAL, FILS DE L'ERUDIT HISTORIOGRAPHE in 2008 to 8992.16 USD for Les enfants de Louis XVI au Temple (1793) in 2009 , based on the size and medium of the