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Fig. 6 | Heritage Science

Fig. 6

From: Jan Steen’s ground layers analysed with Principal Component Analysis

Fig. 6

a The Tooth-Puller, 1651, oil on canvas, overview with cross section location marked with yellow x. b Cross section shown in bright field, layers 1–3 are the ground layers. c Cross section shown in UV. d Backscatter electron image at ×500 magnification. eg Elemental mappings of different elements, indicating the presence of chalk, lead white and umber

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