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Why have so few 1969-S DDO Lincolns been found?
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<p>[QUOTE="Conder101, post: 1183518, member: 66"]Back then the presses ran about 60 cycles per minute (120 coins per minute because they were set up as dual die) so an hours production would only be 3600 coins.</p><p><br /></p><p>When the coins are struck they do not go directly into the tote bin. They go into a holding hopper and every few minutes the press operator takes a few out, inspects them and if they are OK dumps the hopper into the tote bin. Now lets go back to Doug's scenario. only they have just changed the dies installing the DDO, and the tote bin is almost full. They start production and after a few minutes the operater reaches in and grabs a few cents, but the ones he happens to grab came from the other die pair. They check out and he dumps the hopper into the tote bin. The bin is now full and they change it for another one. A little more time goes by, the operator reaches in and grabs some more cents. This time one of them is from the DDO. The press is shut down the die is pulled and the cents in the hopper are scrapped. The problem is what if anything do you do about the one batch that got taken away in that other tote bin? Do you track down the other bin and if it hasn't been mixed with any others do you search it and pull out the DDO's (Take hours) or condemn the entire tote bin? And if it has been mixed with others and sent to bagging do you condemn the entire days production? Or do you just let those few coins from that one hopper load go?[/QUOTE]</p><p><br /></p>
[QUOTE="Conder101, post: 1183518, member: 66"]Back then the presses ran about 60 cycles per minute (120 coins per minute because they were set up as dual die) so an hours production would only be 3600 coins. When the coins are struck they do not go directly into the tote bin. They go into a holding hopper and every few minutes the press operator takes a few out, inspects them and if they are OK dumps the hopper into the tote bin. Now lets go back to Doug's scenario. only they have just changed the dies installing the DDO, and the tote bin is almost full. They start production and after a few minutes the operater reaches in and grabs a few cents, but the ones he happens to grab came from the other die pair. They check out and he dumps the hopper into the tote bin. The bin is now full and they change it for another one. A little more time goes by, the operator reaches in and grabs some more cents. This time one of them is from the DDO. The press is shut down the die is pulled and the cents in the hopper are scrapped. The problem is what if anything do you do about the one batch that got taken away in that other tote bin? Do you track down the other bin and if it hasn't been mixed with any others do you search it and pull out the DDO's (Take hours) or condemn the entire tote bin? And if it has been mixed with others and sent to bagging do you condemn the entire days production? Or do you just let those few coins from that one hopper load go?[/QUOTE]
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Why have so few 1969-S DDO Lincolns been found?
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