On 18 Jun 2002 at 20:18, Ann Sanfedele wrote:

> Bob Walkden wrote:
> 
> > Hi,
> >
> > Nice card. Are you thinking of solarization?
> 
> annsan replies:
> hmmm. maybe, but  maybe also " Mackey (sp?) lines" is what I was thinking.
> I don't think, though, that this was something intentional.   I would guess that
> the alteration may indicate insufficient fixing (whatever the result is called).
>  Could this happen from years of exposure to the sun?   Or just extreme age and
> poor fixing?  Ann ponders....

Hi Ann,

The following pages contain some info that may help:

http://www.classyimage.com/picdate.htm
http://www.auctionbytes.com/pages/abu/y201/m11/abu0054/s03

Cheers,

Rob Studdert
HURSTVILLE AUSTRALIA
Tel +61-2-9554-4110
UTC(GMT)  +10 Hours
[EMAIL PROTECTED]
http://members.ozemail.com.au/~distudio/publications.html
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