Fig. 10From: A preliminary study of Liu Kang’s palette and the discovery and interpretation of hidden paint layersClose-up of the model’s face imaged by means of: a raking light photography; b RTI; c XRR; d MA-XRF Pb-distribution map. The Pb-signal from model’s face does not correlate with a thick brushwork recoded with raking light photography, RTI and XRRBack to article page