In my opinion I believe it was probably just exposed to chemicals when being soaked off the cover or just the atmosphere in general. Like exposure to sunlight for a long period of time. Red isn't a very "stable" color and tends to fade and stuff like that. It's most likely just a "changeling" but it's neat to look at!
EDIT:
I added one of my own "changelings" for an example
Now an 8˘ "Prexie" should be an olive bister type color not brown and orange!
Disclaimer: While a tremendous amount of effort goes into ensuring the accuracy of the information contained in this site, Stamp Community assumes no liability for errors. Copyright 2005 - 2026 Stamp Community Family - All rights reserved worldwide. Use of any images or content on this website without prior written permission of Stamp Community or the original lender is strictly prohibited. Privacy Policy / Terms of UseAdvertise Here