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Is This a New error Coin? 1940 Penny one side blank!
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<p>[QUOTE="Oldhoopster, post: 7945089, member: 84179"]A few things to consider;</p><p><br /></p><p>1) The die CANNOT be installed upside down. Installing a die upside is the equivalent screwing in a light bulb upside down. Can't happen. Look at the attached pic from coin week and it becomes obvious.</p><p><br /></p><p>[ATTACH=full]1375831[/ATTACH] </p><p><br /></p><p>2) While I suppose it's not impossible for 2 planchets to enter the striking chamber and stay perfectly aligned and the top one doesn't get hung up on the collar, I would think the probability of such an occurrence is very, very low. Even if it did occur, that doesn't explain the numerous heavy scratches. Take a look at some blank planchet errors. NONE have heavy scratches because they can't occur in the blanking or upset mill processes.</p><p><br /></p><p>The coin in the OP had the reverse ground off after it left the mint. It's not worth hanging onto, since it couldn't occur at the mint. I would recommend taking some time to study and learn the minting process. It will make it much easier to determine true errors and varieties from damaged/altered coins</p><p><br /></p><p>Die making</p><p><a href="https://www.coinnews.net/2014/01/06/how-the-denver-mint-makes-dies-to-produce-coins/" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://www.coinnews.net/2014/01/06/how-the-denver-mint-makes-dies-to-produce-coins/" rel="nofollow">https://www.coinnews.net/2014/01/06/how-the-denver-mint-makes-dies-to-produce-coins/</a></p><p><br /></p><p>Brief overview of the Minting process (the video was made by the mint)</p><p><a href="https://m.youtube.com/watch?time_continue=104&v=mqPvKxJXC_Y&feature=emb_title" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://m.youtube.com/watch?time_continue=104&v=mqPvKxJXC_Y&feature=emb_title" rel="nofollow">https://m.youtube.com/watch?time_continue=104&v=mqPvKxJXC_Y&feature=emb_title</a>[/QUOTE]</p><p><br /></p>
[QUOTE="Oldhoopster, post: 7945089, member: 84179"]A few things to consider; 1) The die CANNOT be installed upside down. Installing a die upside is the equivalent screwing in a light bulb upside down. Can't happen. Look at the attached pic from coin week and it becomes obvious. [ATTACH=full]1375831[/ATTACH] 2) While I suppose it's not impossible for 2 planchets to enter the striking chamber and stay perfectly aligned and the top one doesn't get hung up on the collar, I would think the probability of such an occurrence is very, very low. Even if it did occur, that doesn't explain the numerous heavy scratches. Take a look at some blank planchet errors. NONE have heavy scratches because they can't occur in the blanking or upset mill processes. The coin in the OP had the reverse ground off after it left the mint. It's not worth hanging onto, since it couldn't occur at the mint. I would recommend taking some time to study and learn the minting process. It will make it much easier to determine true errors and varieties from damaged/altered coins Die making [URL]https://www.coinnews.net/2014/01/06/how-the-denver-mint-makes-dies-to-produce-coins/[/URL] Brief overview of the Minting process (the video was made by the mint) [URL]https://m.youtube.com/watch?time_continue=104&v=mqPvKxJXC_Y&feature=emb_title[/URL][/QUOTE]
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Is This a New error Coin? 1940 Penny one side blank!
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