It's a $1-$5 or so cover. It's a private penalty cover used for official government mail. There's many, many types of these covers from the various branches and govt. departments. They've been around since the 19th century and even present today. There are some people who do collect them.
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