Coin and Paper Money Collecting/Expert Profile

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Numismatic professional with over 30 years experience can answer your questions about US coins, their values, how best to sell them and where to buy them. Interested in starting a collection? Find out which areas are undervalued and how to acquire those coins at the best price.

Experience in the area

Ex-Head Precious Metals trader for Deak-Perera International with 42 offices worldwide. Industry experience since 1978. Has worked co-operatively with US Mint, Royal Canadian Mint, Austrian Mint, Chamber of Mines of South Africa, World Gold Council and Platinum Guild International. Professioanl numismatist specializing in US Coins. Always buying collections, will travel if size of collection warrants. Website: www.AllCoins.US


PCGS, NGC, Rotary


Physician's Money Digest


Bachelor's Degree in Business Administration

Awards and Honors

Paul Harris Fellow

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Recent Answers from Joe Hylas

2016-09-19 V Nickel 1903:

Most likely, the reverse has worn off.  I assume the front of the coin is well worn.     When a coin is struck, the obverse die and the reverse die strike the coin blank (planchet) simultaneously.  The

2016-06-11 1995 quarter:

Hi Linda,  Without a picture, I can only guess as to what the problem was.  When a coin blank (planchet) is in the minting machine, a collar is around the coin which prevents to coin for shifting.  Lack

2016-05-30 unique pennies:

Hi Lloyd,  These errors are usually caused by bad dies.  They are not rare.  Actually, if you went through 100 pennies, you would probably find errors with 25 of them.    Sorry, you didn't hit a home run

2016-05-17 1831 large Cent stamped NEWARK:

Hi Ashtin,  The word NEWARK was stamped into the coin after it lest the mint.  This was not done by the mint.    Usually things like this were done by merchants to use for advertising, or to promote an

2016-03-17 Kennedy Half Dollars:

Hi Janet  Traditionally, for this particular coin, proof coins are minted at the San Francisco mint. Hence the S mint mark    You will not find these in change, instead they are produced in what is called


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