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<p>[QUOTE="hontonai, post: 347873, member: 4703"]25% underweight (should be 8.1g) is very consistent with a missing clad error. While not common, they do regularly occur in all clad coins, probably on planchets struck from the end of a strip when two of the three discrete metal strips bonded together by rolling pressure is too short and the inspector is taking a coffee break. Click <a href="http://www.treas.gov/education/fact-sheets/currency/manufacturing.shtml" target="_blank" class="externalLink ProxyLink" data-proxy-href="http://www.treas.gov/education/fact-sheets/currency/manufacturing.shtml" rel="nofollow">here</a> for more about how planchets are produced.[/QUOTE]</p><p><br /></p>
[QUOTE="hontonai, post: 347873, member: 4703"]25% underweight (should be 8.1g) is very consistent with a missing clad error. While not common, they do regularly occur in all clad coins, probably on planchets struck from the end of a strip when two of the three discrete metal strips bonded together by rolling pressure is too short and the inspector is taking a coffee break. Click [URL="http://www.treas.gov/education/fact-sheets/currency/manufacturing.shtml"]here[/URL] for more about how planchets are produced.[/QUOTE]
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