You don't need a power router. There are narrow wedge shaped hand held gouges designed exactly for this purpose that are available through piano repair supply catalogs. Have your local piano tech loan you his, or order one for you!
----- Original Message -----
From: "David Pickett" <[log in to unmask]>
Scroll down the page below and there is a link to a pdf file of
instructions. Although intended for piano repairs, much of the
advice is valuable for harpsichords.
David
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