Journal of Spectroscopy / 2018 / Article / Fig 5

Research Article

Characterization and Digital Restauration of XIV-XV Centuries Written Parchments by Means of Nondestructive Techniques: Three Case Studies

Figure 5

ATR-FTIR spectra of two black inked areas: (a, b) Parch. 38. The inset shows the yellowing effect due to a superficial treatment.

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