abstract angles artistic backdrop background black blended bright color colored colour coloured contour contoured contours corners decorative design details fine fossil geometric geometrical green interconnected interlaced intermeshed interwoven light linear lines patterns perspectives pointed points shape shaped shapes style texture textures vibrant wallpaper art arty bark colors colours decoration detailed diamond shapes edges image images red surface vibrancy blue advice antiquarian artwork authors binding boards book browning claims close-up culture directions discoloration discolouration dusty edge edging edition family-guidance foxing fragile illustrated leaves libraries library medical old pages photo publication qualified? questionable strange title title-page value wear circles circular kaleidoscopic patterns mandala radiating rays rounded sharp brick fachwerk framing mortise pattern pegged tenon timber wood african bird eye face feathers palm palmnut raptor scarce vulture wing