The Erwin /Davis Hammer Masher

[Phillip Ford]

>  To all Hammer heads
>      When Bob Davis & I taught our "Everday Voicing" classes we came 
>up with a handy little device which answered in some form what a 
>hammer is doing under the pressure & strain of use. It shows visual 
>deformation of the felt. It is a hand held press which you squezze 
>with your hands on both sides. The felt top/crown will squash on top 
>,compress downward toward the molding and out into the shoulders. It 
>is very instructive. The stiffer the hammer the less movement one 
>will see. I recommend a bass or tenor hammer for this exercise.
>  ...
>    Dale Erwin

Mr. Lacquer,

Did you or your sidekick (Mr. Tension?) ever do any comparison tests 
of reinforced hammers vs unreinforced hammers with your device? 
Inquiring hammer heads want to know.

-- 
Phillip Ford
Piano Service and Restoration
San Francisco, California