To me it looks like Eva d, a, ?, o, but against that, it is small - half size, at least.
Maybe lack of space is why it was removed?
If bleach or another oxidising agent is used on modern ink containing iron, it turns a shade of red and I presume the same applies to medieval gall ink. Anachronistic, clearly. Also, why not just scrape though?
Maybe lack of space is why it was removed?
If bleach or another oxidising agent is used on modern ink containing iron, it turns a shade of red and I presume the same applies to medieval gall ink. Anachronistic, clearly. Also, why not just scrape though?

