signature of armand jean du plessis or cardinal-duc de richelieu et de fronsac 1585-1642, vintage engraving

15th ancient antique armand art artwork autograph bishop black cardinal catholic century chief church clergyman communication depiction drawing duc engraved engraving etching famous french fronsac government handwriting historic history human identity illustration jean minister noble old picture plessis politics prime richelieu secretary sign signature statesman style symbol vector vintage white