let-off

[Newton Hunt]

The knuckle/butt materials also compress.  COnsidering the
differences in leverage explains the discrepancy.
		Newton

> "Thos. D. Carpenter" wrote:
> 
> Dear illutrious list,
>     If, as the let-off button felt compacts...the let-off moves closer to the string, do we continuously find, on instruments where let-off regulation has been neglected, that the let-off has moved further from the string?
> Tom Carpenter, associate