From Ken Potter ...
~~Serving Collectors Since 1973!~~

New From Krause Publications ...
Strike It Rich
With Pocket Change

Error Coins Bring Big Money
by Brian Allen & Ken Potter
2006 1st Edition

Over 800 High Quality Photos!
Autographed by Ken Potter
(by request)

    It’s finally here!  Strike It Rich With Pocket Change by Brian Allen & Ken Potter!  This long awaited book covers important die varieties and errors known on United States coins from cents through dollars that can still be found in pocket change! It is the most in-depth work of its kind covering, doubled dies, repunched mintmarks, over mintmarks, abraded die varieties, mules, counter clashes, transitional errors, die design changes, striking errors, planchet errors, etc.   It spans 270 pages with over eight-hundred photos showing you where to look and what to look for on every single variety coin listed.  It contains important information including the value of the coins and important cross reference listing numbers to the most popular listing services out there.  It also contains important chapters on worthless forms of doubling often confused with valuable types of doubling, grading coins, tools of the trade, coin preservation, a treatment on minor varieties, a chapter on common myths associated with error-variety coins,  how to buy and sell, finding States Quarter Errors, terms and definitions, recommended reading, joining clubs and more! 

Here are two sample pages from the book

Price -- $16.99
 + $3.65 Postage

How To Order

You may pay by sending a check or money order to the address below or with PayPal directed to my account under this email address ( at (click on the "Send Money" tab and follow the easy directions indicating that the classification of the sale is "Goods") or call me at the phone number below to use a credit card (after 4:30 PM EST).  You can try calling the cell phone earlier or on weekends at 313-268-3280.

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Terms of Sale: Satisfaction guaranteed! 14 days return privileges for items in original untampered holders  -- no questions asked with100% of the price charged refunded less our actual cost to ship the item(s) or postal charges collected (whichever is higher).  All checks must clear bank. Unless otherwise noted, please add $3.65 for postage/handling and insurance on all coin orders (including art bars, medals, rounds, defaced coinage dies, hobby memorabilia, etc.); add $3.65 for the first book ordered plus $1 per book thereafter (not to exceed $6.65), add $3.50 to all supply orders.  eBay auctions  may be combined with a single postage rate sent for the total.  Calculate coin, book and supply orders separately to arrive at your total postage costs when combining eBay auctions.   Foreign orders cost extra -- please contact me for the amount due at the time of your order.  Books are shipped "Special 4th Class" unless other arrangements are made.  No COD orders accepted.  Make checks and money orders payable to and send to:
Ken Potter
P.O. Box 760232
Lathrup Village, MI 48076-0232

  Phone: 1-(313)255-8907   E-mail:

I accept MasterCard & VISA payments exclusively through's PayPal!

Numismatist Since 1959 ~ Serving the Collector Since 1973
CONECA's Longest Serving Doubled Die Attributer

  Member of:  ANA    CONECA-LM  NLG   NCADD-FM   MSNS-LM

Visit Our Huge Website For The Very Best Deals! ~~ Pages Updated Regularly!
Visit our website to view  40+ pages of Error-Variety Coins, U.S. Defaced Coinage Dies, Medals, Silver Art Bars/Rounds, Numismatic Books & Supplies and an Educational Image Gallery by clicking below:
Ken Potter's Variety Vault

Or Go Directly To Each Updated Page by clicking below:
Books & Supplies
Error-Variety Coins
World Coin Offerings
Defaced U.S. Coinage Dies
Book-Of-The-Month Special
Bars-Medals-Rounds & Other Exonumia
Error/Variety Coin Examination Services
For a List of Our eBay Auctions please click below:
Our eBay Auctions
Unless otherwise stated, all Photographic Images are by Ken Potter.   Copyright Ken Potter, 1993-2006.  Use of images in any manner is strictly prohibited without the express written permission of the copyright holder.