20-12-2019, 06:28 PM
With this difference in colour the first question comes to me:
How light-sensitive is the ink? Can it be that the corner under a pile looks out and the sun does the rest in a few days ?
I know this from newspapers, but here it is different material.
How light-sensitive is the ink? Can it be that the corner under a pile looks out and the sun does the rest in a few days ?
I know this from newspapers, but here it is different material.

