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Data ideas?: Historical Platinum Prices in USA, Early-Mid 19th C. (esp. Civil War)
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<p>[QUOTE="Juan Blanco, post: 1566803, member: 41665"]No that's just a rust stain ; )</p><p><br /></p><p>fwiw EAL Roberts (NYC) claimed to be "the first" to melt large masses of Platinum with the oxyhydrogen blowpipe. Another lengthy post on him here, w/LOTS of historical insight on the early New York platinum industry:</p><p><a href="http://noblemetals.blogspot.com/2010/06/usa-1850s-60s-american-platinum.html" target="_blank" class="externalLink ProxyLink" data-proxy-href="http://noblemetals.blogspot.com/2010/06/usa-1850s-60s-american-platinum.html" rel="nofollow">http://noblemetals.blogspot.com/2010/06/usa-1850s-60s-american-platinum.html</a>[/QUOTE]</p><p><br /></p>
[QUOTE="Juan Blanco, post: 1566803, member: 41665"]No that's just a rust stain ; ) fwiw EAL Roberts (NYC) claimed to be "the first" to melt large masses of Platinum with the oxyhydrogen blowpipe. Another lengthy post on him here, w/LOTS of historical insight on the early New York platinum industry: [URL]http://noblemetals.blogspot.com/2010/06/usa-1850s-60s-american-platinum.html[/URL][/QUOTE]
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Data ideas?: Historical Platinum Prices in USA, Early-Mid 19th C. (esp. Civil War)
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