Constant bourgeois Du Castelet ( 1767 - 1841 ) was a French painter. Constant bourgeois Du Castelet s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 717.6 USD for Le cloître des chartreux à Rome; et Le Colisée à Rome in 2005 to 2702.26 USD for L'enclos Saint-Germain sous la Révolution in 2012 , based on the size and medium o