The Complete U.S. Paper Money Collector’s Guide for Beginners: A Practical & Clear Playbook to Discover U.S. Paper Money Secrets, Avoid Rookie Mistakes, and Collect Profitably — Without Guesswork

The Authoritative Paper Money Collecting Guide for Everyday Treasure Hunters: Visual Historical Aids to Spot High-Value Errors, Authenticate Rare Bills and Build a Up-to-Date Profitable Collection

Paper Money of the United States: A Complete Illustrated Guide With Valuations, 23rd Edition (Softcover)

A Guide Book of United States Paper Money (Official Red Book)

US Paper Money Collecting: The No-Nonsense Handbook for Spotting Jackpot-Worthy Bills | 100+ Overlooked Error Notes, and Hidden Serial Numbers Worth Thousands!

Paper Money Errors and Anomalies: Newbie Guide To Identifying and Finding Paper Money Errors and Anomalies - Added Bonus: How To Sell Online (eBay)

A Guide Book of United States Paper Money (Official Red Book)

A Guide To Paper Money Hunting: Errors and Fancy Serial Numbers

Whitman Encyclopedia of U.S. Paper Money