sentences:  He was also a patron of living classicizing artists, with varying success.In 1840 he commissioned Charles Gleyre to paint murals in the Grand Gallery at Dampierre, but after Gleyre had worked on them for a year, with the prospects of fame before him, the installed decorations were effaced when Félix Duban inspired Luynes to commission Jean Auguste Dominique Ingres, recently returned from Rome, to paint large canvases for the Gallery instead.Ingres insisted on frescoing the gallery at Dampierre with the grand subjects Luynes requested, "The Age of Gold" and "The Age of Iron", rather than providing canvases.