More evidence of a cancel. Possibly luminescence from being cleaned. Also looking at the stamp with a high power glass like a 60X might show where a cancel has been cleaned. The bottom right corner shows some marks as well. And the bottom left.
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