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<p>[QUOTE="Conder101, post: 5133030, member: 66"]Hand punching lasted until the early 1830's. The additional power provided by the steam presses allowed the mint to then do hubbing of the complete die that included everything except the date. Master dies were still created for a short period after that by hand punching, but once the reducing lathes came into use they began creating enlarged models and using the reducing lathe to create master hubs.</p><p><br /></p><p>They did do some experiments in the early years trying to create entire dies by hubbing, but there was not sufficient power available and the resulting dies still needed hand finishing and corrections to weak portions. The most extensive trial of whole die hubbing was on the reverse of the draped bust large cents. About half of the rev dies for 1798, the 1799's, and all of the 1800 reverse dies were created from the same master hub. after hubbing certain small features would be added or strengthened, the wreath stems, berries berry and leaf stems etc. This is why attribution late 1798 and 1800 cents is so difficult, especially in low grade.[/QUOTE]</p><p><br /></p>
[QUOTE="Conder101, post: 5133030, member: 66"]Hand punching lasted until the early 1830's. The additional power provided by the steam presses allowed the mint to then do hubbing of the complete die that included everything except the date. Master dies were still created for a short period after that by hand punching, but once the reducing lathes came into use they began creating enlarged models and using the reducing lathe to create master hubs. They did do some experiments in the early years trying to create entire dies by hubbing, but there was not sufficient power available and the resulting dies still needed hand finishing and corrections to weak portions. The most extensive trial of whole die hubbing was on the reverse of the draped bust large cents. About half of the rev dies for 1798, the 1799's, and all of the 1800 reverse dies were created from the same master hub. after hubbing certain small features would be added or strengthened, the wreath stems, berries berry and leaf stems etc. This is why attribution late 1798 and 1800 cents is so difficult, especially in low grade.[/QUOTE]
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