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<p>[QUOTE="dcarr, post: 1116310, member: 4781"]The fact that my over-strikes were produced near Denver, using a surplus Denver Mint coin press, by a person who was born near the Denver Mint and has designed coins for the US Mint adds a certain "cachet" to these "1964-D" over-strikes that can not really be duplicatated by anyone else.</p><p><br /></p><p>Chinese quality has been improving, but their top-notch equipment and talent is (fortunately) not being devoted to making coins. Any company with a substantial investment in equipment and technology is not going to use it for a somewhat risky venture that has a relatively-low payback. So the entities making fake coins in China are 3rd-rate "back-alley" operations. And even with top-of-the-line equipment, making high-quality "copies" is much harder than you think.</p><p><br /></p><p>I have a degree in mechanical engineering and I wrote my own digital sculpting program. It took me years to get all the necessary aspects of producing these coins perfected.</p><p><br /></p><p>Here is a picture of the current Chinese "1964-D" dollar (crude, no silver content, not struck on a legal-tender dollar, already looks beat-up right off the press):</p><p><img src="http://www.wolflink.net/~kiyote/1964dp.jpg" class="bbCodeImage wysiwygImage" alt="" unselectable="on" /></p><p><br /></p><p>Compared to:</p><p><img src="http://designscomputed.com/coin_pics/peace_pair_A.jpg" class="bbCodeImage wysiwygImage" alt="" unselectable="on" /></p><p><img src="http://designscomputed.com/coin_pics/peace_pair_B.jpg" class="bbCodeImage wysiwygImage" alt="" unselectable="on" />[/QUOTE]</p><p><br /></p>
[QUOTE="dcarr, post: 1116310, member: 4781"]The fact that my over-strikes were produced near Denver, using a surplus Denver Mint coin press, by a person who was born near the Denver Mint and has designed coins for the US Mint adds a certain "cachet" to these "1964-D" over-strikes that can not really be duplicatated by anyone else. Chinese quality has been improving, but their top-notch equipment and talent is (fortunately) not being devoted to making coins. Any company with a substantial investment in equipment and technology is not going to use it for a somewhat risky venture that has a relatively-low payback. So the entities making fake coins in China are 3rd-rate "back-alley" operations. And even with top-of-the-line equipment, making high-quality "copies" is much harder than you think. I have a degree in mechanical engineering and I wrote my own digital sculpting program. It took me years to get all the necessary aspects of producing these coins perfected. Here is a picture of the current Chinese "1964-D" dollar (crude, no silver content, not struck on a legal-tender dollar, already looks beat-up right off the press): [IMG]http://www.wolflink.net/~kiyote/1964dp.jpg[/IMG] Compared to: [IMG]http://designscomputed.com/coin_pics/peace_pair_A.jpg[/IMG] [IMG]http://designscomputed.com/coin_pics/peace_pair_B.jpg[/IMG][/QUOTE]
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