Re: Snaps

In sci.physics Jo Schaper <[EMAIL PROTECTED]> wrote:
> I would be leery of glass as archival material. Windows made 200-250 
> years ago have "run" over the years, because glass has no crystal 
> structure, not just because it is old.

No it hasn't.
Flat glass is historically recent.
Glaziers often installed thick side down as it's easier to do.
You will find some panes installed thick end up, left or right too.

-- 
http://inquisitor.i.am/    |  mailto:[EMAIL PROTECTED] |             Ian Stirling.
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He who lives in a glass house should not invite he who is without sin.