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A set of chromolithographs from the 19th century were analysed to identify the fillers and pigments used for their elaboration. Because of the delicacy of the chromolithographs, the research involved the use of Raman, Fourier‐transform infrared and energy dispersive X‐ray fluorescence spectroscopies for a complete characterization of the works on paper without removing any microsamples. Despite the...
Museu Nacional Soares dos Reis (Oporto) owns a pair of Japanese folding screens belonging to the early 17th century – Namban genre. As the pieces manifested structural conservation issues, they were subjected to an intervention between 2000 and 2002 in the National Research Institute for Cultural Properties in Tokyo. According to the restoration report, an unknown substance had been applied to the...
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