Fig. 18
From: Illuminating the Carolingian era: new discoveries as a result of scientific analyses
FORS curves of several red dyes matter on natural references parchments: coachenil, purple, brésil, orchil and folium
Fig. 18 | Heritage Science
From: Illuminating the Carolingian era: new discoveries as a result of scientific analyses
FORS curves of several red dyes matter on natural references parchments: coachenil, purple, brésil, orchil and folium
