[CAUT] center pinning changes/ long pin method

[Jon Page]

>I read of someone recentring every few years,
>presumably using some modern method.  At that rate the action will
>not reach 20 years, let alone a hundred!  If I needed to re-centre
>after ten years I would severely question my methods and materials.


I presume frequent repinning is for heaqy-use pianos in an 
institutional setting.


-- 

Regards,

Jon Page
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