In a message dated 10/21/2009 9:54:03 A.M. Eastern Daylight Time,
[log in to unmask] writes:
I don't think there's any (practical) way to resharpen them.
An early Berliner instruction Manual from 1896 (8-pages) that we have
reprinted advises that they can be individually re-sharpened, if one has the
patience. A different world back then...