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Mystery silver-colored tray or dish with worn engraving
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<p>[QUOTE="clutteredcloset49, post: 127865, member: 85"]Right here looks like the original silverplate was lifting up Does your nail snag on it?</p><p><br /></p><p>[ATTACH=full]32660[/ATTACH]</p><p><br /></p><p><br /></p><p><br /></p><p>Pam, resist would have been a coating to keep the silver from depositing into the grooves. </p><p>I think when I took Materials way back in the 70s, we used a wax based solution. But it has been so long I don't remember the details.</p><p><br /></p><p>Found this on wiki about silver plating</p><p><br /></p><p><i>"When plating is not desired on certain areas of the substrate, stop-offs are applied to prevent the bath from coming in contact with the substrate. Typical stop-offs include tape, foil, <a href="https://en.wikipedia.org/wiki/Lacquer" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Lacquer" rel="nofollow">lacquers</a>, and <a href="https://en.wikipedia.org/wiki/Wax" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Wax" rel="nofollow">waxes</a>.<a href="https://en.wikipedia.org/wiki/Electroplating#cite_note-dufour3-4" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Electroplating#cite_note-dufour3-4" rel="nofollow">[4]"</a></i></p><p><br /></p><p><a href="https://en.wikipedia.org/wiki/Electroplating" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Electroplating" rel="nofollow">https://en.wikipedia.org/wiki/Electroplating</a>[/QUOTE]</p><p><br /></p>
[QUOTE="clutteredcloset49, post: 127865, member: 85"]Right here looks like the original silverplate was lifting up Does your nail snag on it? [ATTACH=full]32660[/ATTACH] Pam, resist would have been a coating to keep the silver from depositing into the grooves. I think when I took Materials way back in the 70s, we used a wax based solution. But it has been so long I don't remember the details. Found this on wiki about silver plating [I]"When plating is not desired on certain areas of the substrate, stop-offs are applied to prevent the bath from coming in contact with the substrate. Typical stop-offs include tape, foil, [URL='https://en.wikipedia.org/wiki/Lacquer']lacquers[/URL], and [URL='https://en.wikipedia.org/wiki/Wax']waxes[/URL].[URL='https://en.wikipedia.org/wiki/Electroplating#cite_note-dufour3-4'][4]"[/URL][/I] [URL]https://en.wikipedia.org/wiki/Electroplating[/URL][/QUOTE]
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Mystery silver-colored tray or dish with worn engraving
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