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<p>[QUOTE="Conder101, post: 3003217, member: 66"]1. For all practical purposes yes. Technically the "copper" Lincoln cents come in two different alloys but for the most part no one bothers to differentiate them. From 1909 to 1942, and 1946 to 62 the alloy was 95% copper 5% tin and zinc, withthe exact proportions of tin and zinc varying. Then from 1963 to 1982 the alloy was 95% copper 5% zinc, no tin. The first alloy is technically bronze, the second is a brass. But the only way to tell them apart is either by destructive analysis, or use of an XRF gun checking to see if any tin is present.</p><p>2. There shouldn't be. They punch the blanks from the zinc stip, then they upset the edges and then they do the plating. It could be conceivably possible for a zinc blank to miss the upsetting and then get plated. I believe I mentioned that earlier as being an "error error". A type 1 blank should not get out (first error) and a type 1 blank should not get plated (second error).</p><p>3. Type 1 and 2 steel cent blanks were not mentioned.</p><p><br /></p><p><br /></p><p>No to the presses to be made into dollar coins to be sold direct to collectors. (and then they will store them.)[/QUOTE]</p><p><br /></p>
[QUOTE="Conder101, post: 3003217, member: 66"]1. For all practical purposes yes. Technically the "copper" Lincoln cents come in two different alloys but for the most part no one bothers to differentiate them. From 1909 to 1942, and 1946 to 62 the alloy was 95% copper 5% tin and zinc, withthe exact proportions of tin and zinc varying. Then from 1963 to 1982 the alloy was 95% copper 5% zinc, no tin. The first alloy is technically bronze, the second is a brass. But the only way to tell them apart is either by destructive analysis, or use of an XRF gun checking to see if any tin is present. 2. There shouldn't be. They punch the blanks from the zinc stip, then they upset the edges and then they do the plating. It could be conceivably possible for a zinc blank to miss the upsetting and then get plated. I believe I mentioned that earlier as being an "error error". A type 1 blank should not get out (first error) and a type 1 blank should not get plated (second error). 3. Type 1 and 2 steel cent blanks were not mentioned. No to the presses to be made into dollar coins to be sold direct to collectors. (and then they will store them.)[/QUOTE]
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