If this had a chance of being another 85A, Scott Trepel of Siegel Auction Galleries would fly to Sicily this week, pick up this four million dollar stamp (2024 Gross Sale) from you and handle all of the submissions.
There is no grilling device that would make some points horizontal and some vertical except for the edge columns on a Z grill which often look like vertical ridges. But not in the middle like that. All I see are vertical ridges. So it is probably an E grill. I have a dozen Z grill stamps and have examined many more.
Hello rogdcam and thank you for providing the OP the link above. That is why I started that thread, for reference, and it is gladdening to see it used as such.
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