>Geometrical drawing of the whole front leads to template >for one half, by
>definition reversible, based on the centre line/joint of the >front...
Only in a perfect world.... If one locates the center line using
plans from historical lutes, making a template from one side, then flipping
it over, the other side will not be the same as the template. This has been
the whole point of this discussion, most lutes are not symmetrical.
Michael Thames
www.ThamesClassicalGuitars.com
----- Original Message -----
From: "Tony Chalkley" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent: Tuesday, May 24, 2005 2:57 PM
Subject: Re: symm/asymm & perfect/imperfect
> Geometrical drawing of the whole front leads to template for one half, by
> definition reversible, based on the centre line/joint of the front...
> ----- Original Message -----
> From: "Michael Thames" <[EMAIL PROTECTED]>
> To: <[email protected]>; "Tony Chalkley" <[EMAIL PROTECTED]>
> Sent: Tuesday, May 24, 2005 9:31 PM
> Subject: Re: symm/asymm & perfect/imperfect
>
>
> > >I think that we all try to mirror the left and right (unless >there is
a
> > good
> > >reason not to) - I'm talking of outline, not barring, bridge, >etc.,
but
> > for
> > >some reaon, the wood doesn't always share our aims. >Moreover, the
> > templates
> > >I have been taught to use are _always_ half the shape, to >avoid an
> > >accumulation of error. If that is too concise, I can use >more words,
> but
> > >not at the moment.
> >
> > I've not run across any plans of historical lutes that one side
> mirrors
> > the other side. Unless you want to copy exactly the original lute, it
> seems
> > one must in some way reconstruct the original plans.
> > Michael Thames
> > www.ThamesClassicalGuitars.com
> > ----- Original Message -----
> > From: "Tony Chalkley" <[EMAIL PROTECTED]>
> > To: <[email protected]>
> > Sent: Tuesday, May 24, 2005 1:10 PM
> > Subject: Re: symm/asymm & perfect/imperfect
> >
> >
> > > Dear Marion et al.,
> > > ----- Original Message -----
> > > From: "Dr. Marion Ceruti" <[EMAIL PROTECTED]>
> > > To: "Michael Thames" <[EMAIL PROTECTED]>
> > > Cc: <[email protected]>
> > > Sent: Tuesday, May 24, 2005 8:24 PM
> > > Subject: Re: symm/asymm & perfect/imperfect
> > >
> > > > with respect to the plane of reflection perpendicular to the top.
What
> > > would be the
> > > > harm in making the right side the mirror image of the left? Is there
> > some
> > > advantage
> > > > to an asymmetrical body?
> > >
> > > I think that we all try to mirror the left and right (unless there is
a
> > good
> > > reason not to) - I'm talking of outline, not barring, bridge, etc.,
but
> > for
> > > some reaon, the wood doesn't always share our aims. Moreover, the
> > templates
> > > I have been taught to use are _always_ half the shape, to avoid an
> > > accumulation of error. If that is too concise, I can use more words,
> but
> > > not at the moment.
> > >
> > > Tony
> > >
> > >
> > >
> > >
> > > To get on or off this list see list information at
> > > http://www.cs.dartmouth.edu/~wbc/lute-admin/index.html
> > >
> >
> >
> >
> >
>
>
>
>
