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Figure 2
Results like those of Fig. 1[link], for a 1646 Italian (Tuscany) specimen (image size 18 mm × 14 mm). Here, the iron concentration in the ink is too low to detect characters with X-ray attenuation whereas the paper fibres are still visible by phase contrast.

Journal logoJOURNAL OF
SYNCHROTRON
RADIATION
ISSN: 1600-5775
Volume 22| Part 2| March 2015| Pages 446-451
doi:10.1107/S1600577515000314
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