well, I don't know why the reverse pictures were needed but it looks as if 2 small die chips IN the D and a machine jump (MD) on the outside left on the D. Strange MD but I don't know what else it could be. And you are correct about the mint not punching the MM in the die after 91.
Disclaimer: While a tremendous amount of effort goes into ensuring the accuracy of the information contained in this site, Coin Community assumes no liability for errors. Copyright 2005 - 2026 Coin Community Family- all rights reserved worldwide. Use of any images or content on this website without prior written permission of Coin Community or the original lender is strictly prohibited. Contact Us | Advertise Here | Privacy Policy / Terms of Use