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<p>[QUOTE="WFN, post: 2754418, member: 86967"]I wanted to add another item to this discussion, since it is available to read on the Newman Numismatic Portal. In the June, 2007 <i>John Reich Journal</i> I published an article "Master Die and Hub Changes for 1801-1807 Half Dollars, And Integration with 1799-1804 Gold Eagle Reverses." In the same issue was an article by Bryce Brown "Flowing Hair and Draped Bust Die Dentil Counts 1794-1807."</p><p><br /></p><p>The two articles were researched and written independently, and reached the same findings. One of the reverse working hubs for half dollars and $10 Eagles had 153 dentils, a count which occurred on each working die sunk from this working hub. This proved to be an experiment in hubbed dentils, engraved on the master die, which evidently did not work well and the Mint reverted back to engraved dentils on each working die. It also proved that some reverse master dies and hubs were shared with both half dollars and $10 Eagles, a strategy that reduced the total engraving effort (Robert Scot was the sole engraver at the Mint during this period).</p><p><br /></p><p>The article represents the most comprehensive study in specific master die/working hub/working die sequencing for the First US Mint, here is the NNP link: <a href="https://nnp.wustl.edu/library/book/529788" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://nnp.wustl.edu/library/book/529788" rel="nofollow">https://nnp.wustl.edu/library/book/529788</a>[/QUOTE]</p><p><br /></p>
[QUOTE="WFN, post: 2754418, member: 86967"]I wanted to add another item to this discussion, since it is available to read on the Newman Numismatic Portal. In the June, 2007 [I]John Reich Journal[/I] I published an article "Master Die and Hub Changes for 1801-1807 Half Dollars, And Integration with 1799-1804 Gold Eagle Reverses." In the same issue was an article by Bryce Brown "Flowing Hair and Draped Bust Die Dentil Counts 1794-1807." The two articles were researched and written independently, and reached the same findings. One of the reverse working hubs for half dollars and $10 Eagles had 153 dentils, a count which occurred on each working die sunk from this working hub. This proved to be an experiment in hubbed dentils, engraved on the master die, which evidently did not work well and the Mint reverted back to engraved dentils on each working die. It also proved that some reverse master dies and hubs were shared with both half dollars and $10 Eagles, a strategy that reduced the total engraving effort (Robert Scot was the sole engraver at the Mint during this period). The article represents the most comprehensive study in specific master die/working hub/working die sequencing for the First US Mint, here is the NNP link: [url]https://nnp.wustl.edu/library/book/529788[/url][/QUOTE]
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