Dave Thompson found a gem of an article in a short-lived publication called The Virginia Philatelist .  From the September, 1900 edition is ...

Examples of Scott R190 showing color changeling progression. Stamp #1 is a normal stamp for reference. Stamp #s  2 & 4 are unused with o...

Unused Scott R183, $3 Lake block of 4,  with fugitive ink that's yet to go fugitive "It wasn't me, it was the one-armed man!...