Isidore laurent Deroy Deroy ( 1797 - 1886 ) was a French painter. Isidore laurent Deroy Deroy s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 683.03 USD for VUE DE LA FAÇADE DE L’ÉGLISE DE GISORS ? in 2003 to 2175.79 USD for Vue de Stokholm in 2009 , based on the size and medium of the artwork.