Sharp height/original ivory thickness on 1908 Chickering ?

[tom driscoll]

Gordon,
    Would you please highlight and delete any non-pertainent text from you
postings,
    This is really a matter courtesy to those of us trying to use the
archives.
    Left  click while scrolling over text to highlight, then press delete
key .Your  post had over 60 lines of unrelated  text.
    This is really a matter courtesy.
    Thanks,
    Tom Driscoll