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4th April 2022, 06:16 PM
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#5 |
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Member
Join Date: Mar 2012
Location: In the wee woods north of Napanee Ontario
Posts: 394
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I believe Raf is onto something. In the past I've cleaned brass and it resulted in this effect. Using acids can also transfer the colour onto steel components. The sword is far too early to have a copper base before plating with nickel etc. I believe plating began in the 1840's.
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