Have seen loads like that, in our damp West of Scotland climate! It's just mildew. It can just be wiped away, and if the piano is now is a dry place, it won't regrow. Best regards, David. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech_ptg.org/attachments/20090311/4a5adc55/attachment.html>
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