According to a colleague who was a paintings conservator at the Met Museum, linseed oil's acidic PH will react corrosively with alcaline one of such durable fiber as linen (if unprimed/sized). Linen is a lot more durable than spruce, to be sure. RT ----- Original Message ----- From: "Gernot Hilger" <[EMAIL PROTECTED]> To: <lute@cs.dartmouth.edu> Sent: Tuesday, June 27, 2006 5:04 PM Subject: [LUTE] Re: Protecting the unfinished top (table)
> Hi all, > > I assume most of those ranting here have in fact tried to apply oil > to their soundboards. I have. Therefore I cannot believe that a small > quantity of drying oil does any harm AT ALL to the sound of the > finished instrument. Soundboard thickness is in the order of > magnitude of 1.5 mm. Well planed, it will accept a coat of say 0.02 > mm of any drying oil if applied not too generously. 0.02 mm is > approximately 1.3 percent of soundboard thickness. My congrats to > those with Golden Ears who hear the difference. > > g > > > > To get on or off this list see list information at > http://www.cs.dartmouth.edu/~wbc/lute-admin/index.html >