I don't see any verdigris, try more light and zooming in on the area in question.
That said, if it's there, it wouldn't hurt to try. I'd just put a tiny drop on that area, let it sit for 5 minutes, work it with a toothpick and dab off. That would be the first step.
That said, if it's there, it wouldn't hurt to try. I'd just put a tiny drop on that area, let it sit for 5 minutes, work it with a toothpick and dab off. That would be the first step.





















