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Heritage Science
Fig. 7 | Heritage Science

Fig. 7

From: Visualising iron gall ink underdrawings in sixteenth century paintings in-situ by micro-XRF scanning (MA-XRF) and LED-excited IRR (LEDE-IRR)

Fig. 7

G. B. Cima da Conegliano “Virgin and Child” (Inv. No. 852). Left, top down: Microscopic image of the brown translucent underdrawing type 1, related cross-section S1 under visible light and UV illumination. Build-up of S1 from bottom to top: (1) gypsum priming, (2) underdrawing, (3) light grey paint layer, (4) grey paint layer. Right, top down: Microscopic image of underdrawing type 2 beneath the cord of the Virgin’s dress and associated cross-section S2 under visible light and UV illumination. Build-up of S2 from bottom to top: (1) underdrawing, (2) white paint layer, (3) red paint layer, (4) varnish, (5) retouching. ©Städel Museum, Frankfurt am Main, Department for Art-Technology and Conservation of Paintings and Modern Sculpture, M. Gerken

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