Thanks everyone! The Scott catalogue lists values for these in
italics meaning they are sold too infrequently to get a reliable market price.
I won't put them in the back of the book, though. I mount essays and proofs alongside the related postal issues.
Quote:
is that a plate crack ??
Yes, it could be a crack. I was thinking it was a scratch since cracks often form from extended die use and these die probably had only a few impressions.