Depends on class of motion, some are slight to only produce a balloon like digit while others are quite Blatant. All doubling has it's own set of characteristics, learn those and you'll recognize the real. Suggest you read these in pareticular:
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